Perhaps it would be better for the United States and Australia to mimic China in having a single, unified time zone. That would get everybody in sync with each other, although not with the daylight.

Current time and date at Washington ... Washington, DC, United States? Know about Washington Dulles International Airport in detail. Find out the location of Washington Dulles International Airport on ...

See the map Since countries are free to choose ... Just like there are time zones across the United States, there are time zones around the world to reflect the Earth's rotation around the sun.