Roundup: European stock markets gain as risk of U.S. debt default diminish

ROME, June 1 (Xinhua) -- European markets breathed a sigh of relief on Thursday after lawmakers in the United States appeared poised to pass a measure that would avoid a debt default by the world's largest economy.

On Thursday, all of Europe's main financial markets finished the trading day in the black on the news that the U.S. House of Representatives had smoothly passed a bill that would suspend the country's