Costas Simitis, Greece's former prime minister who oversaw the euro's introduction and the 2004 Olympics, has died at 88, prompting national mourning.
Read moreNew York City introduces congestion pricing to reduce traffic, improve air quality, and fund transit upgrades despite ongoing opposition.
Read moreProtests in South Korea escalate as demonstrations for and against impeached President Yoon Suk Yeol coincide with an impending arrest warrant deadline.
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