# National Hockey League
---
Who / What
The **National Hockey League (NHL)** is the premier professional ice hockey league in North America, composed of 32 teams across Canada and the United States. It serves as a global leader in the sport, hosting elite athletes and shaping hockey culture worldwide.
---
Background & History
Founded in **1917** as the National Hockey Association (NHA), the NHL evolved from smaller regional leagues after the NHA’s collapse in 1934. The league expanded significantly with the addition of Canadian teams in the 1960s, forming the modern era. Key milestones include the introduction of the **Stanley Cup** as its championship trophy and the expansion to 24 teams by 1979.
---
Why Notable
The NHL is renowned for its competitive play, cultural impact, and global reach, influencing ice hockey development worldwide. It hosts the **Stanley Cup playoffs**, a historic tournament with deep historical significance. The league’s revenue exceeds $5 billion annually, making it one of North America’s most lucrative sports industries.
---
In the News
The NHL remains central to discussions on sports economics, player safety (e.g., concussion protocols), and its role in shaping youth hockey across Canada and the U.S. Recent developments include expanded international participation (e.g., expansion teams in Seattle and Montreal) and adaptations to modern challenges like COVID-19.
---
Key Facts
---
