The Metrojet jet was downed over Egypt's Sinai Peninsula on Oct. 31, an attack claimed by Islamic State. Russian officials say there is growing consensus with Western powers on fighting Islamist terrorism.
Kurds are considered the largest ethnic group in the world without a country. The turmoil in Syria and Iraq creates an opportunity to draw closer to that dream.
The Syrian president's visit to Moscow, his first known visit abroad since the civil war began, indicates confidence in how the conflict is developing now that Russia has entered the fray.
Russia’s intervention into Syria has been described as a “game changer.” The conflict has attracted a kaleidoscope of local, regional, and international players all vying to prevail. Here's a guide to who’s who.