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:

🗓️ #OTD in 1934 #Soviet #cosmonaut, twice Hero of the Soviet Union 🎖️ Aleksei Yeliseyev was born 🚀 He flew on three missions in the #Soyuz programme as a flight engineer and made the world's eighth #spacewalk during Soyuz 5 mission in 1969 🛰️ #FamousRussians #Space https://t.co/qnzFFtL5IT