The Latest Breaking News from Pentagon

As the Russia-Ukraine war enters its 167th day, we take a look at the main developments.

WASHINGTON — As China waged extensive military exercises off of Taiwan last week, a group of American defense experts in Washington was focused on their own simulation of an eventual — but for now entirely hypothetical — U.S.-China war over the island.

Washington has not changed its assessment on China's timeline for potentially taking Taiwan militarily, a senior Pentagon official said on Monday, sticking by previous statements that Beijing would not try to take it in the next two years.

The United States will provide $1 billion in security assistance for Ukraine, the single largest package using the president's drawdown authority, including munitions for long-range weapons and armored medical transport vehicles, acting Pentagon spokesman Todd Breasseale said on Monday. The package adds to about $8.8 billion in aid the United…