The act of forcibly dispossessing an owner of property(noun)
WordNet. Princeton University. 2010.
Use "gaining control" in a sentence
"At this stage the Germans were perilously close to gaining control of the whole southern half of the city, up to the Krutoy gully at least, as only one Russian unit, the 92nd Infantry Brigade, was left fighting south of the Tsaritsa."
"Since the gate was the keypoint in the question of control of a city, "to possess the gate" was the equivalent of gaining control of or capturing a city."
"PNC Financial agreed to buy Royal Bank of Canada's U.S. retail unit for $3.45 billion, gaining control of 426 branches in the Southeast."