The Youth Pledge 

(Indonesian: Sumpah Pemuda) 

was a declaration made on 28 October 1928 by young Indonesian nationalists. They proclaimed three ideals, one motherland, one nation and one language.  In the first session, the hope was expressed that the congress would inspire the feeling of unity. The second session saw discussions about educational issues. In the third and final session, held at Jalan Kramat Raya No, 106, on October 28 participants heard the future Indonesian national anthem Indonesia Raya by Wage Rudolf Supratman. The congress closed with a reading of the youth pledge.

 Firstly

We the sons and daughters of Indonesia, acknowledge one motherland, Indonesia.
Secondly
We the sons and daughters of Indonesia, acknowledge one nation, the nation of Indonesia.
Thirdly
We the sons and daughters of Indonesia, respect the language of unity, Indonesian.

All the children are commemorate the events by wearing professions dress codes as the symbol of diversity in unity.