Confrontational (adjective)

Involving or characterized by confrontation; tending to provoke opposition or hostility.

Origin:

Late 19th century: from confrontation + -al.

Examples:

1. The meeting was marked by a confrontational attitude from both sides.
2. The union leader took a confrontational stance in the negotiations.
3. The confrontational tone of the debate made it difficult to reach a compromise.
4. The confrontational nature of the protest led to clashes with the police.
5. The confrontational style of the politician made him many enemies.