hold the reins

US /hoʊld ðə reɪnz/
UK /hoʊld ðə reɪnz/
"hold the reins" picture
1.

memegang kendali, mengendalikan

to be in control of something, especially an organization or a country

:
She's the one who truly holds the reins in this company.
Dialah yang benar-benar memegang kendali di perusahaan ini.
After the election, the new party will hold the reins of government.
Setelah pemilihan, partai baru akan memegang kendali pemerintahan.