KIEV, UKRAINE - JULY 10, 2017: NATO Secretary General Jens Stoltenberg (L) and Ukraine's President Petro Poroshenko during a meeting. Mykhailo Markiv/Press Office of the President of Ukraine/TASS (Photo by Mykhailo Markiv\TASS via Getty Images)
KIEV, UKRAINE - JULY 10, 2017: NATO Secretary General Jens Stoltenberg (L) and Ukraine's President Petro Poroshenko during a meeting. Mykhailo Markiv/Press Office of the President of Ukraine/TASS (Photo by Mykhailo Markiv\TASS via Getty Images)