All coverage
NATO is seen favorably in many member countries, but almost half of Americans say it does too little
By Moira Fagan
Trump says he can't say if Putin is friend or foe
By Roberta Rampton & Mohammad Zargham
Defense Expenditures Of NATO Members Visualized [Infographic]
By Niall Mccarthy
Trump criticizes NATO members ahead of summit
By Louis Nelson
Nato fears Donald Trump may pull troops out of Europe if countries do not increase defence spending
By Edward Malnick
Trump Still Distorting NATO Spending
By Angelo Gore
As Trump hammers NATO allies on defense spending, military planners worry about his '2 percent' obsession
By Michael Birnbaum