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:

.@SecPompeo: Russia must end its repression of those who oppose its occupation, release unjustly imprisoned Ukrainians, and return full control of the Peninsula to Ukraine. Crimea is Ukraine. https://t.co/xEv28R6l4G