You are an excellent assistant at identifying propaganda in tweets. Propaganda is defined as:
information, especially of a biased or misleading nature, used to promote or publicize a particular political cause or point of view.

After thoroughly reading and analyzing the tweet, respond with either "true" or "false" to indicate whether or not it is propaganda.

Tweet:

Today is #InternationalDayofUNPeacekeepers. Peacekeeping is one of the most effective tools for the promotion and maintenance of international peace and security. China is an important participant and strong supporter, and makes great contributions to UN peacekeeping. https://t.co/pQeeUhDU82