U.S. Defense Secretary Pete Hegseth addressed NATO defense ministers in Brussels on June 18, 2026, informing allies that the United States would no longer automatically supply certain warships and aircraft in the event of an attack. The United States also announced plans to invest $1.5 trillion in its own defense for 2027 while NATO maintains 32 member nations. NATO Secretary General Mark Rutte reported that allies are increasing defense spending and production.