National Basketball Association

Foundations and Merger Era

The NBA traces its origins to the Basketball Association of America (BAA), founded in 1946 by owners of major ice hockey arenas. The league considers its first game to have been played on November 1, 1946, when the Toronto Huskies hosted the New York Knickerbockers at Maple Leaf Gardens in Toronto, with the first basket made by Ossie Schectman. The BAA aimed to distinguish itself by playing in large urban arenas, though its early quality of play was comparable to rival leagues like the National Basketball League (NBL) and independent clubs like the Harlem Globetrotters. Financial pressures and competition for teams led to a merger between the BAA and the NBL on August 3, 1949, forming the National Basketball Association. The new league adopted the BAA's history and statistics, with BAA president Maurice Podoloff becoming the NBA's first president while NBL chairman Ike Duffey became chairman. The NBA initially had 17 franchises located in a mix of large and small cities but consolidated to 11 by 1950 and then to eight stable teams by the 1954-55 season.

Japanese-American Wataru Misaka broke the colour barrier with the New York Knicks in the 1947-48 BAA season. The first African-American players entered the league in 1950, including Chuck Cooper with the Celtics, Nathaniel Clifton with the Knicks, and Earl Lloyd with the Washington Capitols, though Harold Hunter was cut during training camp. On the court, the Minneapolis Lakers, led by centre George Mikan, won five NBA championships and established the league's first dynasty. To speed up play and increase scoring, the league introduced the revolutionary 24-second shot clock in 1954, a rule change intended to discourage stalling and encourage more shooting.

Celtics Dominance and ABA Rivalry

The arrival of Bill Russell to the Boston Celtics in 1957 defined an era of team success. Alongside guard Bob Cousy and coach Red Auerbach, Russell led the Celtics to 11 NBA titles in thirteen seasons, including eight consecutive championships from 1959 to 1966, the longest such streak in American professional sports. This period also featured the individual rivalry between Russell and Wilt Chamberlain, who entered the league with the Warriors in 1959 and set single-game records for scoring (100 points) and rebounding (55). The league expanded geographically throughout the 1960s, with the Minneapolis Lakers moving to Los Angeles, the Philadelphia Warriors to San Francisco, and the St. Louis Hawks to Atlanta. Expansion franchises were added, including the Chicago Packers (now Washington Wizards) in 1961, and the Chicago Bulls, Seattle SuperSonics, San Diego Rockets (later Houston), Milwaukee Bucks, and Phoenix Suns from 1966 to 1968.

The formation of the rival American Basketball Association (ABA) in 1967 triggered a sustained bidding war for talent. The NBA secured the most important college star of the era, Kareem Abdul-Jabbar, but lost its leading scorer Rick Barry and four veteran referees to the ABA. The ABA also signed major stars like Julius Erving in part because it allowed teams to sign college undergraduates. The leagues reached a settlement in 1976 that added four ABA franchises, the San Antonio Spurs, Denver Nuggets, Indiana Pacers, and New York Nets, to the NBA, bringing the total to 22 teams. The modern NBA logo, created by Alan Siegel and incorporating the silhouette of Jerry West based on a photo by Wen Roberts, debuted in 1971. The league has not officially confirmed West as the model, with Siegel noting the desire to institutionalize rather than individualize the symbol.

The Bird-Johnson Era and Strategic Expansion

The league's popularity increased substantially in 1979 with the arrival of rookies Larry Bird and Magic Johnson and the adoption of the ABA's three-point field goal. The two had faced each other in the 1979 NCAA championship game and later played against each other in three NBA Finals in 1984, 1985, and 1987. In the ten seasons of the 1980s, Johnson led the Lakers to five titles while Bird led the Celtics to three. Also in the early 1980s, the NBA added the Dallas Mavericks as an expansion franchise, bringing the league to 23 teams. David Stern became commissioner on February 1, 1984, and his tenure oversaw new heights of popularity and profitability for the league. Michael Jordan entered the league in 1984 with the Chicago Bulls, adding another major star.

The league continued to expand with the Charlotte Hornets, Miami Heat, Orlando Magic, and Minnesota Timberwolves making their debuts in 1988 and 1989, bringing the total to 27 teams. The Detroit Pistons, led by coach Chuck Daly and guard Isiah Thomas, won back-to-back championships in 1989 and 1990. Jordan and Scottie Pippen then led the Bulls to two three-peats during the 1991 to 1998 seasons. The 1992 Olympic basketball Dream Team, the first to use current NBA stars, featured Jordan, Bird, Johnson, and others, and the team was elected to the Basketball Hall of Fame. In 1995, the NBA expanded to Canada with the addition of the Vancouver Grizzlies and the Toronto Raptors. The following year, the league created the Women's National Basketball Association (WNBA).

Western Conference Supremacy and League Challenges

After the 1998 lockout shortened the season to 50 games and the breakup of the Chicago Bulls, the Western Conference dominated the next two decades. The Los Angeles Lakers, coached by Phil Jackson, and the San Antonio Spurs, coached by Gregg Popovich, combined for 13 Finals appearances in 16 seasons, winning 10 titles. The Spurs' 1999 championship, won by Tim Duncan and David Robinson, made them the first former ABA team to win an NBA title. Shaquille O'Neal and Kobe Bryant led the Lakers to three consecutive championships starting in 2000. The league's image faced a challenge from a violent 2004 brawl between Indiana Pacers players and Detroit Pistons fans, resulting in 146 total games of player suspensions and $11 million in lost salary, leading to tightened security and alcohol sale limits.

Team movements and governance issues continued. The Charlotte Hornets moved to New Orleans in 2002, with a new Charlotte Bobcats expansion team formed in 2004. New Orleans temporarily relocated to Oklahoma City for two seasons after Hurricane Katrina in 2005. In 2008, the Seattle SuperSonics moved to Oklahoma City after a legal settlement with the city of Seattle, becoming the Thunder. Commissioner David Stern testified before the U.S. Congress in 2005 on the NBA's drug-testing program, which began in 1983 and was improved in 1999, noting only three positive tests for performance-enhancing drugs in nearly 4,200 tests over six seasons. The Lakers and Spurs continued their success, with the Lakers winning titles in 2009 and 2010, and the Heat's 'Big Three' of LeBron James, Dwyane Wade, and Chris Bosh reaching four straight Finals from 2011 to 2014.

Recent Champions and Canadian Success

The mid to late 2010s were defined by the Golden State Warriors and their rivalry with the Cleveland Cavaliers. After returning to Cleveland in 2014, LeBron James led the Cavaliers to the Finals against the Warriors in 2015. The Warriors, led by Stephen Curry and Klay Thompson, won that series. In the 2015-16 season, the Warriors set a regular season record of 73-9, but the Cavaliers overcame a 3-1 deficit in the Finals to win the championship. The Warriors then recruited Kevin Durant and won the 2017 and 2018 titles against the Cavaliers. For Canada, the Toronto Raptors achieved a historic victory in 2019, winning the NBA championship and dramatically increasing the sport's national profile.

In the 2020s, the Boston Celtics won their record 18th championship in 2024. The most recent NBA Finals in 2026 saw the New York Knicks defeat the San Antonio Spurs to become league champions. The league maintains its 30-team structure, with the 2026-27 preseason and regular season schedules already announced. The NBA continues to operate its affiliated leagues, including the NBA G League and the Basketball Africa League, and has introduced the Emirates NBA Cup as a mid-season tournament. The league's business operations, including its status as the second-wealthiest professional sports league globally, are managed from its headquarters in New York and New Jersey under Commissioner Adam Silver.

League Operations and Global Structure

The NBA is divided into two conferences, Eastern and Western, each containing three divisions such as the Atlantic Division with the Boston Celtics, Brooklyn Nets, New York Knicks, Philadelphia 76ers, and Toronto Raptors. The 30 teams play an 82-game regular season schedule from October to April. The playoff tournament follows a best-of-seven series format in each round, concluding with the NBA Finals. The league is a member of USA Basketball, the national governing body for the sport in the United States recognized by FIBA. The NBA's substantial revenue makes it the second-wealthiest professional sports league in the world, and its players have the highest average annual salary per player among global athletes.

The NBA's organizational reach extends far beyond the men's league. It also runs the developmental NBA G League, the esports NBA 2K League, and, in partnership with FIBA, the Basketball Africa League. The league's global media partnerships and digital platforms distribute content worldwide. Player movement and team decisions are governed by a collective bargaining agreement with the players' union, which has been renegotiated several times, including after lockouts in 1998, 2011, and a referee lockout in 2009. The league's drug-testing program, security protocols, and community initiatives are central components of its operational framework.

Questions about National Basketball Association

Who has won the most NBA championships?

The Boston Celtics have won the most NBA championships, with 18 titles as of 2024. Their most recent championship was won in 2024, extending their record. The Celtics' dynasty from 1957 to 1969, led by Bill Russell, accounts for 11 of those championships, including eight in a row from 1959 to 1966. Other historically successful franchises include the Los Angeles Lakers with 17 championships. The Celtics' total is the highest in league history.

What was the first game in NBA history?

The league considers the first game in NBA history to be the contest between the Toronto Huskies and the New York Knickerbockers on November 1, 1946. This game was played at Maple Leaf Gardens in Toronto, Ontario, under the banner of the Basketball Association of America (BAA), which later merged to form the NBA. The first basket was scored by Ossie Schectman of the Knickerbockers. This historic game marks the beginning of the league's official timeline, though the NBA itself was created by merger in 1949.

Who is the current NBA commissioner?

The current commissioner of the NBA is Adam Silver. He succeeded David Stern, who retired on February 1, 2014, after 30 years in the role. Silver had served as Stern's deputy commissioner since 2006. As commissioner, Silver oversees all league operations, including media rights, labour relations, and global expansion. His tenure has included managing labour agreements, implementing new competition formats like the play-in tournament, and overseeing the league's continued financial growth and international development.

Which team won the 2026 NBA Finals?

The New York Knicks won the 2026 NBA Finals, defeating the San Antonio Spurs to claim the championship. This victory made the Knicks the reigning league champions as of the most recent completed season. The Spurs were looking to redeem themselves after falling short in that series. The Finals is the annual championship series that concludes the NBA playoffs, with the winner receiving the Larry O'Brien Championship Trophy. The Knicks' 2026 title is their most recent championship.

Sources: Wikipedia and current public reporting, checked by the Garbutt Disposal desk. Last updated 2026-10-18.