Vladimir Putin's four-year-long invasion of Ukraine is the culmination of a quarter century spent tightening his grip on power, crushing opponents and trying to expand Russia's influence -- and

Russian President Vladimir Putin has issued a strong reaction to reports of the death of Iran’s Supreme Leader, Ayatollah Ali Khamenei, in strikes carried out by Israel and the United States. Describing the killing as a “heinous murder” and a breach of international law,