How is it colonialism? The UK defeated the Ottoman Empire at war and the land was their war booty. Then the land that was historically the home of the jews was

How is it colonialism? The UK defeated the Ottoman Empire at war and the land was their war booty. Then the land that was historically the home of the jews was returned to Jewish exiles. There has never been a state known as Palestine, and if there was it would be them who colonized the Jews.