After the Japanese acquired it in WW2... in 1944 at the end of the way it was turned back to US hands and is an organized unincorporated territory.
Europe was never imperialized.
jaylen major imperialized latin america in the 19th centurry
Panama has been imperialized by the Spanish in the 1600s and by the Americans since the 1900s.
China was imperialized in 1750. The imperialization of China lasted until 1914. China was mainly imperialized by England, Portugal, France, Spain, and even Japan.
germany
Italy
China
Portugal
yes.
United States
japan
Great Britain