We are planning to visit the castle this weekend.

This old castle tells the history of Japan.

This castle has existed since the medieval times.

We visited the beautiful castle in Kyoto over the weekend.

It is said that an old king used to live in this castle.

The enemy aircraft invaded our airspace.

We are ready to invade enemy territory.

The enemy general is approaching our camp.

He encountered the enemy on the battlefield.

He experienced his first encounter with the enemy on the battlefield.