Tonkin, Gulf of

Tonkin, Gulf of

Arm of the South China Sea, between northern Vietnam and Hainan Island, China. It is 300 mi (500 km) long and 150 mi (250 km) wide. In 1964 the Vietnamese reportedly fired on U.S. ships there, leading the U.S. Congress to adopt the Gulf of Tonkin Resolution that supported increased U.S. involvement in the Vietnam War.

This entry comes from Encyclopædia Britannica Concise.
For the full entry on Tonkin, Gulf of, visit

Seen & Heard

What made you look up Tonkin, Gulf of? Please tell us what you were reading, watching or discussing that led you here.

Get Our Free Apps
Voice Search, Favorites,
Word of the Day, and More
Join Us on FB & Twitter
Get the Word of the Day and More