na-adjective
aggressive; invasive
Describes an attitude, policy, or behavior that aggressively intrudes or encroaches, often with a nuance of violating boundaries. Used for nations, organizations, or individuals.
その国は侵略的な外交政策を取っている。
That country is pursuing an aggressive foreign policy.
彼の侵略的
His aggressive attitude spoiled the atmosphere of the meeting.
Formed from 侵略 (invasion, aggression) + 的 (-like, -ive). The base 侵略 is a Sino-Japanese compound of 侵 (encroach) and 略 (plunder, abbreviate).