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:

#JCPOA Joint Commission meeting in Vienna addressed Iran's steps in reducing nuclear commitments as well as longstanding concerns by all participants regarding the impact of the US withdrawal from #nucleardeal &amp; re-imposition of sanctions. https://t.co/HWVIE7HqNt