Reference for divide et impera

1. What is the concept of divide et impera?
2. What language is divide et impera?

What is the concept of divide et impera?

: divide and rule : split the opposition so that it ceases to threaten your own power.

What language is divide et impera?

Divide and rule policy (Latin: divide et impera), or divide and conquer, in politics and sociology is gaining and maintaining power divisively.