Nationalists in the new United Malays National Organization (UMNO) resented this  foreign  intrusion imposed by 19th-century economic development.
The intrusion disturbed the nationalists and was totally unexpected.
mnli hypothesis: The intrusion disturbed the nationalists and was totally unexpected. premise: Nationalists in the new United Malays National Organization (UMNO) resented this  foreign  intrusion imposed by 19th-century economic development.