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:

Solo unidos podemos mantener el proyecto europeo, continuar preservando la paz y trabajar por un futuro sostenible en Europa. 🇪🇺

Junto con todos los líderes de la UE, celebramos la solidaridad que nos mantiene #UnitedAgainstCoronavirus https://t.co/Xtn12CLgWV