NATO leaders gathered in Ankara, Turkey on Tuesday for a two-day summit overshadowed by President Donald Trump's continued pressure on European allies to dramatically increase their defense spending commitments.

Trump Arrives With Spending Demands

Secretary General Mark Rutte opened the summit with member nations expected to demonstrate concrete plans for reaching the alliance's ambitious new target: 5% of GDP dedicated to defense and security spending by 2035. The benchmark, agreed upon at last year's summit in The Hague, more than doubles the long-standing 2% threshold that many European nations struggled to meet.

Trump has made clear he intends to hold allies accountable for the commitments they made in The Hague. According to NPR, the president's mission in Ankara is to "enforce those pledges" after successfully pushing NATO members to promise increased spending last year.

Five Percent Target Faces Implementation Doubts

Under the new framework, NATO members committed to investing at least 3.5% of GDP on core defense requirements, with an additional 1.5% allocated to broader security-related needs. For many European economies still grappling with inflation and fiscal pressures, meeting these targets represents a significant political and economic challenge.

The Guardian reported that NATO leaders "will be hoping to mollify an unpredictable Donald Trump" as they face pressure to demonstrate progress on their defense investment roadmaps.

European Leaders Prepare Military Contracts

European nations are expected to respond to American pressure with announcements of billions of dollars in new military contracts, according to Al Jazeera. The diplomatic maneuvering underscores the balancing act European leaders must perform—satisfying Washington's demands while managing domestic political constraints.

Key issues on the summit agenda include:

Defense spending implementation timelines through 2035

Continued support for Ukraine in its conflict with Russia

American weapons sales and technology sharing with allies

Burden-sharing arrangements within the alliance

Alliance Faces Deepening Fault Lines

The Ankara summit comes at a turbulent moment for the 32-member alliance. Beyond spending disputes, NATO faces internal disagreements over strategy and public skepticism in several member nations, including the host country Turkey, where anti-NATO protests have highlighted local concerns about the alliance's direction.

The New York Times posed the central question facing the gathering: whether Europe can step up to play a leading role in the alliance's next chapter, or whether trans-Atlantic tensions will continue to define NATO's future.

Canadian Prime Minister Mark Carney arrived facing particular pressure to outline how Ottawa will meet its NATO commitments, a politically sensitive issue given the Trump administration's broader trade tensions with America's northern neighbor.

As the summit unfolds, all eyes remain on whether Trump's pressure campaign will yield concrete results or further strain the alliance that has formed the cornerstone of Western security for over seven decades.