Australian Frigate

An Australian naval frigate completed a two-day passage through the Taiwan Strait on Saturday, drawing surveillance operations from the Chinese People’s Liberation Army and a formal warning from Taiwan’s armed forces directed at the ship’s helicopter, in a transit that illustrated the competing and mutually incompatible territorial claims layered over one of the world’s most strategically sensitive waterways.

HMAS Toowoomba, an Anzac-class guided-missile frigate of the Royal Australian Navy, entered the strait on Friday morning local time and completed its passage on Saturday as part of what an Australian government source described as a Regional Presence Deployment in the Indo-Pacific.…