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Related to govern: government officials
divide and conquer
1. To gain or maintain power by generating tension among others, especially those less powerful, so that they cannot unite in opposition. Rachel is so popular because she divides and conquers all of her minions and makes sure they all dislike each other.
2. To accomplish something by having several people work on it separately and simultaneously. The only way we'll ever get this project finished on time is if we divide and conquer. I'll put the slides together while you type up the hand-out.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
divide and conquer
Also, divide and govern or rule . Win by getting one's opponents to fight among themselves. For example, Divide and conquer was once a very successful policy in sub-Saharan Africa. This expression is a translation of the Latin maxim, Divide et impera ("divide and rule"), and began to appear in English about 1600.
The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
divide and conquerBRITISH & AMERICAN or
divide and ruleBRITISH
COMMON If you try to divide and conquer or divide and rule, you try to keep control over a group of people by encouraging them to argue amongst themselves. Trade unions are concerned that management may be tempted into a policy of divide and rule. The Summit sends a very strong message to him that he's not going to divide and conquer. Note: This expression has its origin in the Latin phrase `divide et impera'. It describes one of the tactics which the Romans used to rule their empire.
Collins COBUILD Idioms Dictionary, 3rd ed. © HarperCollins Publishers 2012
divide and conquer/rule/govern, to
To win by getting one’s opponents to fight among themselves. This strategy not only was discovered to be effective in wartime by the most ancient of adversaries, but was also applied to less concrete affairs by Jesus: “Every kingdom divided against itself is brought to desolation; and every city or house divided against itself shall not stand” (Matthew 12:25). The exact term is a translation of a Roman maxim, divide et impera (divide and rule).
The Dictionary of Clichés by Christine Ammer Copyright © 2013 by Christine Ammer