Russia completed its delivery of new S-300 air defence systems to Syria last October following a Russian plane’s accidental destruction by a Syrian air defence battery that was responding to an Israeli airstrike.

Russia has successfully test-launched an RS-24 Yars intercontinental ballistic missile (ICBM), amid ongoing tensions with the United States over long-running treaties that control development of new missiles.

President Donald Trump used the State of the Union address Tuesday night to make a final push for a wall along the southern U.S. border, just days ahead of what he has warned could be another government shutdown. “I will get it built,” vowed Trump, promising a “smart, strategic, see-through …