Chinese military drills mark 'significant escalation', US says
The military exercises aimed at Taiwan also included missiles fired into Japan's exclusive economic zone.
The military exercises aimed at Taiwan also included missiles fired into Japan's exclusive economic zone.
Beijing earlier announced that exercises by its navy, air force and other departments were under way in six zones surrounding Taiwan.
The 10-nation group said it was concerned the situation could lead to "unpredictable consequences among major powers".
America-China tensions have risen since US House Speaker Nancy Pelosi's trip to the island.
In a war of tanks and artillery, how well have the newest warfare strategies been used?
It comes as US speaker Nancy Pelosi and other members of Congress visited Taiwan in a show of support.
Admiral Sir Ben Key underlined that "while we see Russia as the clear and present danger, China is posing the long-term challenge".
The top 10 largest aircraft carriers are split between six nations.
China recently celebrated the launch of its third new-generation aircraft carrier, the Fujian, at a dry dock in Shanghai.
Equipped with the latest weaponry and aircraft launch technology, it is the first carrier to be designed and built in the country.
China has been rapidly modernising its military and seeking to expand its influence and ambitions in the Indo-Pacific region.
The US has traditionally avoided making such an explicit security guarantee to Taiwan, with which it no longer has a mutual defence treaty.
The locations of reported sightings include the nuclear submarine base in Faslane, Scotland.
The F-35C crashed during routine flight operations in January and had been underwater at a depth of 12,400ft for 37 days.
Australian defence chiefs say a Chinese navy ship fired a laser at one of their surveillance aircraft.
In a statement, China said Argentina should be able to "fully exercise its sovereignty over the Malvinas (Falklands) Islands issue".