A regional gauge advanced 0.6% while futures for the S&P 500 gained after a White House official said imported automobiles would be given a reprieve from separate tariffs on aluminum and steel. Hyundai Motor Co. and other South Korean automakers climbed on the news. The dollar steadied and gold dropped as much as 0.6%. There’s no trading of cash Treasuries in Asia as Tokyo is closed for a public holiday, and they will open at the start of the European session.