Tehran is the capital of Iran.

Tokyo is the capital of Japan.

My friend came from Iran.

He went to see a movie with his Iranian friend.

The great argus pheasant spread its beautiful feathers and danced in the forest.

I work in the capital city area.

I was born and raised in the National Capital Region.

The great argus pheasant, or Seiran, spreads its beautiful feathers and dances.

The Islamic Republic of Iran is a country in the Middle East.