Establishment: The NBL was founded in 1979 as a men's professional basketball league in Australia. Initially, it was known as the National Basketball League of Australia (NBLA) before changing its name to the NBL.

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Early Dominance: The Perth Wildcats are the most successful team in NBL history, having won the championship title a record 10 times.

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 New Zealand Presence: The NBL expanded to include a team from New Zealand in 1979, making it the first Australian professional sports league to include a team from a foreign country. The team was originally known as the West Auckland Bears and later became the New Zealand Breakers.

 NBL1: In 2019, the NBL launched NBL1, a second-tier basketball competition in Australia. NBL1 provides opportunities for local players to compete at a high level and potentially progress to the NBL.

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 Women's League: In addition to the men's competition, the NBL also established the Women's National Basketball League (WNBL) in 1981. The WNBL has played a significant role in promoting women's basketball in Australia and has produced numerous talented players.

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 Rule Innovations: The NBL has introduced various rule changes and innovations to enhance the game experience. For example, the league implemented the "Next Star" program, allowing teams to sign up-and-coming international players directly from high school or college.