Friendship with Saakashvili soured after the U.S.-educated president cracked down on dissent and led his nation into a disastrous 2008 war with Russia.
Russia's communications minister tweeted that Prime Minister Dmitry Medvedev urged the social media giant's founder to abandon plans to lure away Russian programmers and instead open a research center in Moscow.
Russia's energy czar has pledged to invest billions of dollars to tap oilfields in Venezuela and also presented its leader with a personal gift from Vladamir Putin.