A preview of world events in the coming week from CFR.org: UN nuclear officials visit Iran for a second time; a Friends of Syria meeting is held in Tunis; and G20 foreign ministers convene in Mexico…

A preview of world events in the coming week from CFR.org: NATO weighs an end to the Libya campaign; G20 leaders gather in Cannes; and the world's population is projected to reach 7 billion.

A preview of world events in the coming week from CFR.org: Anticipation mounts over outside military action in Syria; the G20 summit begins in St. Petersburg; and President Obama visits Sweden.

German Chancellor Angela Merkel visits the United States; the UN Security Council takes up Yemen's future; and the G20 finance ministers meet in Istanbul.

President Donald J. Trump goes to Poland, the Group of 20 meets in Hamburg, and three notable independence days are celebrated.