The two leaders are looking to project themselves as a counterweight to the U.S.-led bloc, as China growingly shows support for Moscow in its dispute with Ukraine.
Amid uncertainty over President Donald Trump’s intentions toward NATO, Congress is taking bipartisan action to stop him from withdrawing from the alliance.
NATO leaders will gather in London on Tuesday as the world’s biggest military alliance, marking its 70th birthday, battles with one of the most confounding of adversaries: Itself.