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:

@zlj517, portavoz de la Cancillería china: #China se opone a que los Estados Unidos utilice el antiterrorismo como pretexto para imponer la opresión política y las sanciones económicas a #Cuba. @CubaMINREX @BrunoRguezP @EmbacubaChina @cmphcuba https://t.co/vFqUihzTBM