Hegseth once warned against endless wars. Now he’s leading Trump’s strike-first doctrine

In a little over a year, the United States has carried out dozens of airstrikes on vessels in the Caribbean tied to alleged narco-trafficking networks, launched sustained operations against Houthi forces in the Red Sea, captured Venezuelan President Nicolás Maduro, struck Iranian nuclear facilities and now embarked on an extended military campaign aimed at degrading Tehran’s missile, drone and command infrastructure.

The tempo marks one of the most assertive stretches of American force projection in recent years...