NEW YORK/GDANSK (Reuters) -Investors were on edge ahead of markets reopening late on Sunday, with risks ranging from heightened prospects of a broad Middle East war to U.S.-wide protests against President Donald Trump that threatened more domestic chaos.

FRANKFURT, Germany (AP) — Oil surged, stocks fell and investors sought safety in the U.S. dollar and government bonds Friday after Israel struck Iranian nuclear and military targets in an attack that raised the risk of war between the two countries and broader instability in the Middle East.