The answer to that question could fill several books. Among more recent events are the human rights violations, the increasing saber-rattling about Taiwan, the increasing joint military exercises with Russia, and the mass addition of malware/spyware to chips meant for foreign markets.
Rather than take my word for it, though, I encourage you to do some research on your own - preferably not entirely through Internet sources. In particular, the current issue of the World Affairs journal (volume 185, issue 3) has several relevant articles.
Rather than take my word for it, though, I encourage you to do some research on your own - preferably not entirely through Internet sources. In particular, the current issue of the World Affairs journal (volume 185, issue 3) has several relevant articles.