China said Wednesday that it had successfully test-fired an intercontinental ballistic missile into the Pacific Ocean, in a rare public test that may raise international concerns as the country builds up its nuclear arsenal at a time of tensions with the United States.

China's military test-fired an intercontinental ballistic missile Wednesday morning, according to defense officials, marking its first public test of the weapon in decades.

China says it successfully fired an intercontinental ballistic missile into the Pacific Ocean on Wednesday, a rare public test that analysts said was meant to send a message to the United States and its allies amid heightened regional tensions.