Frictions are escalating between Turkey and Greece in the eastern Mediterranean, and could threaten planned talks over territorial disputes.

Chinese President Xi Jinping warned Friday that Beijing will not shy away from conflict, soon after President Donald Trump and Democratic challenger former Vice President Joe Biden sought to convince Americans they would both stand up to China over the next four years.

China threatened on Thursday to retaliate against the latest U.S. arms sale to Chinese-claimed Taiwan, as the island welcomed the weapons package but said it was not looking to get into an arms race with Beijing.

While U.S. intelligence experts generally agree that Russia is better than any other country at spreading disinformation to undermine voter confidence leading up to the election, security experts have been preoccupied with a longer-term threat.

China’s foreign ministry said the United States should immediately stop interfering in its internal affairs, after the leader of the head of the Tibetan government-in-exile met a U.S. State Department official in Washington.

Chinese diplomats injured one of their Taiwanese counterparts during a scuffle in Fiji earlier this month, a senior Taiwanese official said, highlighting rising concerns over Beijing’s aggressive tactics as part of their “wolf warrior” diplomacy.