1.   It is not easy to maintain the unity of these diverse peoples.

2.   The institution of nomenklatura in the Soviet Union is important in maintaining a unity of political command.

3.   As it seeks to establish itself in post-Soviet society, the Russian Orthodox Church has been struggling to maintain church unity.

4.   A willingness to talk will also serve to maintain NATO unity.

5.   According to one member, the group was told to swallow more spending because the president wanted to maintain bipartisan unity.

6.   But the alliance is already having trouble maintaining its unity.

7.   He erred in the early stages of his campaign, he said, by not confronting the other Democratic candidates because he wanted to maintain party unity.

8.   If they can maintain that unity from now on, it would greatly improve the chances of an acceptable agreement.

9.   Players also will be reminded of the importance of maintaining public unity.