U.S. Vice President Mike Pence travels to Europe, the U.S. Congress may or may not go to recess, and Turkey steps into the Qatar diplomatic crisis.

U.S. lawmakers react to President Obama’s immigration speech; world powers and Iran reach a deadline on nuclear talks; and the London Conference on Afghanistan takes place.

World powers convene in The Hague for a nuclear summit; the Group of Seven discusses Ukraine; EU-U.S. trade talks resume in Brussels; and President Barack Obama travels to Italy and Saudi Arabia.

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…