European stocks edged higher on Friday, with the benchmark index scoring a third straight week of gains, as investors watched for developments in the Syria situation and in the trade spat between the U.S. and China.

U.S. stock benchmarks on Friday wrapped up a solid week on a down note as better-than-expected first-quarter earnings failed to stir buying appetite on Wall Street, underlining concerns about lofty quarterly expectations for American corporations, high valuations and geopolitical anxiety.

Asian stocks saw early gains erode by midmorning Monday, led by declines in Hong Kong and Chinese equities as investors assess airstrikes against Syria over the weekend and focus on the start of earnings season in the U.S. as well as speeches by Federal Reserve officials.