21.   It was the first violent confrontation -- and largest protest invasion of the range -- since Navy ships from the USS George Washington Battle Group began exercises Sunday.

22.   NATO begins military exercises in Balkans.

23.   Russia began military exercises Monday to practice repelling a theoretical attack from the west, the Defense Ministry said.

24.   Russia will begin military exercises next week specifically targeted at repelling an attack from the West, the Defense Ministry said Tuesday.

25.   Republicans began an exercise in legislative spring cleaning, sweeping legislation out of the Senate while they still have the ability to do so.

26.   Thailand and Malaysia begin naval exercise.

27.   The United States has sent two naval battle groups to the region since China began military exercises earlier this month aimed at quashing pro-independence sentiment on the island.

28.   Units of the army, air force, navy and paramilitary Islamic Revolutionary Guards Corps began exercises a week ago.

29.   India Thursday began military exercises with thousands of combat troops near the border with Pakistan, sparking fears of further tensions between the nuclear rivals.

30.   Iranian naval forces began exercises in the Gulf on Sunday, involving the launch of missiles, the official news agency IRNA reported.