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:

 Cultural diversity has allowed Europe to adapt to a changing world throughout centuries. Culture is at the heart of progress: it can play key role in the aftermath of the current crisis. With Commissioner @GabrielMariya on #WorldDayforCulturalDiversity
https://t.co/OfM5yUxr4y