He is often thought to be an unfriendly person.

It has been a while.

He is a master of kunai technique, and no one can imitate his skills.

He deeply sympathizes with the principles of anarchism.

They chose unconditional surrender.

In chemistry class, I learned about the reactions of acid anhydrides.

He was left in a state of statelessness.

In our club, we conducted a secret ballot to choose a new leader.

He was diagnosed with asplenia.

This country has fallen into anarchy.