in power
(politics) Currently ruling; being the present controlling authority, as of a government or country.
He's now in power at City Hall.
The party in power here is always the Democrats.
A friend in power is a friend lost. Henry Adams
I believe there are more instances of the abridgement of freedom of the people by gradual and silent encroachments by those in power than by violent and sudden usurpations. James Madison
I am not interested in power for power's sake, but I'm interested in power that is moral, that is right and that is good. Martin Luther King Jr.
The paradox of communism in power was that it was conservative. Eric Hobsbawm
The favor of a man in power is like a summer shower. Uruguayan Proverb
Avoid strife with those in power. Latin Proverb