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:

75 years ago, U.S. @10MTNDIV soldiers celebrated peace in Europe by staging a ski race on Mt. Mangart with a Slovenian crowd cheering them on - an amazing day in our shared history. To all those who have kept the memory of that event alive...Hvala iz vsega srca! @MO_RS #WeAreNATO https://t.co/OpJIChpSFQ