Imperialism has played a significant role in history.

He finds it difficult to advance the new project due to bureaucracy.

He is a perfectionist, demanding that all work be done perfectly.

He strongly believes in the value of humanism.

He emphasized the dangers of militarism.

Extremism threatens the stability of society.

Extremism threatens the stability of society.

He is deeply involved in the study of Islamism.

My sister decided to become a vegetarian.

Liberal economics believes in the power of the market.