Big Gains in Asian Markets After U.S. and Iran Agree to Ceasefire

South Korea's Kospi is rising sharply in early trading, up 6.1 percent.

The latest developments in the Iran war have also affected Japan. The Nikkei 225 is up 5.0 percent and the broader Topix is up 3.1 percent.

Shenzhen is also up 3.8 percent, and Shanghai is up 1.8 percent.

Hong Kong's Hang Seng is also up 2.7 percent.