Taiwan joined a yearslong US campaign to curtail China’s technological ascent when it blacklisted the country’s AI and chipmaking champions, an unprecedented step that may signal a resurgent effort to isolate its powerful neighbor’s semiconductor sector.

Taiwan has added China's Huawei and SMIC to its trade blacklist in a move that further aligns it with U.S. trade policy and comes amid tensions with Beijing.

Ukrainian President Volodymyr Zelenskiy left the Group of Seven summit on Tuesday with new aid from host Canada for its war against Russia but said diplomacy is in "crisis" having missed the chance to press U.S. President Donald Trump for more weapons.