The Neolithic was an important period in human history.

The Mesolithic is the era between the Paleolithic and the Neolithic.

The Azuchi-Momoyama period, also known as the Oda-Nobunaga period, was a very important time in Japanese history.

The Azuchi-Momoyama period was a very important time in Japanese history.

Old Church Slavonic is the oldest recorded language of the Slavic group.

Old Church Slavonic is the first language written by the Slavs.

It is important for us to respect cultural diversity and understand each other's differences.

The Democratic People's Republic of Korea is a country located in East Asia.

UNESCO is an international organization that promotes the development of education, science, and culture around the world.