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:

This year marks the 30th anniversary of China’s armed forces’  participation in UN peacekeeping operations. China’s 19th batch of peacekeeping engineer detachment arrived in Beirut to assist in post-disaster reconstruction. https://t.co/2j07Vy3W5X