21.   The President sent federal troops to Grenada to keep the peace.

22.   The troops are doing a splendid job of keeping the peace.

23.   The U.S. is sending troops overseas again - this time to keep the peace.

24.   The US is sending troops overseas in order to keep the peace.

25.   They were bound over to keep the peace.

26.   UN troops were deployed to keep the peace.

27.   We have always kept the peace.

28.   Lea Decided it was best to fall in with his wishes, in order to keep the peace.

29.   ...the first U.N. contingent assigned to help keep the peace in Cambodia.

30.   On many occasions demonstrators were bound over to keep the peace.