European imperialism in asia began in
china
japan
siam
india

European Imperialism in Asia began in India. It was first called as the East Indies, where Western Europeans first entered to Asia in search for possible trade routes to China. This then led to the Age of Discovery where people have expanded their colonies and empires throughout different areas in Asia. As a result, colonialism lasted for six centuries in different Asian countries. 

Doesn't your school check for plagarism?