As NATO meets, leaders look to 'Trump-proof' the military alliance

• As NATO celebrates its 75th anniversary with a summit in Washington this week, the alliance is facing familiar foes and challenges.
• Russia's war in Ukraine is ongoing, Moscow's alliances with China, North Korea and Iran are strong, and the coalition's defense spending remains a perennial bugbear among members.
• Another familiar, yet unpredictable, challenge lies ahead: the possibility of another U.S. administration led by Donald Trump.

As NATO celebrates its 75th anniversary with a summit in Washington this week, the alliance is facing some familiar foes and challenges: Russia's war on Ukraine is ongoing, Moscow's alliances with China, North Korea and Iran are strong, and the military coalition's defense spending remains a perennial bugbear among members.

Another familiar, yet unpredictable, challenge lies ahead: the possibility of another U.S. administration led by former President and Republican candidate Donald Trump.

Trump had a tense and combative relationship with the military alliance during his last term in office over 2017-2021, lambasting other member states for not honoring their 2014 commitment to spend 2% of their national GDP on defense spending.

While campaigning to return to office in the forthcoming presidential election, Trump rattled NATO members again in February, when he said he would not provide military protection to any member state that had not met its financial obligations to the bloc and would even "encourage" adversaries "to do whatever they want" to that nation.

The comments provoked outrage in the White House, which at the time described them as "appalling and unhinged." Outgoing NATO Secretary-General Jens Stoltenberg said "any suggestion that we are not there to protect and defend all