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:

With regard to US ending controlled defense exports to Hong Kong: Threats and intimidation will never work on China. The US intends to use sanctions to obstruct the process of the national security legislation for Hong Kong. But such attempts have no chance of succeeding. https://t.co/lENPhaW9z4