The Bank of Japan’s most anticipated policy announcement in years left investors underwhelmed, sparking a surge in the yen and sending government bonds and emerging-market stocks lower. Japan’s currency rallied against all of its 31 major peers after the BOJ kept its government-bond buying target and policy interest rate unchanged, opting instead to increase exchange-traded fund purchases.

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Ceremonial soldiers parade during the 79th anniversary of the Victory Day in Red Square in Moscow, Russia, on May 9, 2024. (Sefa Karacan via Getty Images)