Tensions rise between security forces and protestors in Ukraine; South Korea and the United States hold military exercises; and the Sochi Olympics come to a close.

A preview of world events in the coming week from CFR.org: President Obama visits Africa; the U.S. expands sanctions on Iran; NATO's Secretary General goes to Georgia; and the U.N. reports on its Mil…

A preview of world events in the coming week from CFR.org: United States-North Korea talks are held in Geneva; the first post-Arab Spring election takes place in Tunisia; and United Nations Day is ma…

Group of Twenty foreign ministers convene in Nagoya, Japan, district council elections are held in Hong Kong amid rampant and ever-growing protests, and NATO leaders hold a meeting in London.

The World Bank Group and the International Monetary Fund hold their annual meetings, the Czech Republic holds closely watched elections in the wake of the Pandora Papers leak, and the Group of Twenty…