Chile has pulled out of hosting two major international summits, including a UN climate change conference.
President Sebastian Pinera made the announcement as anti-government protests continue in the country.
He said his government needs "to prioritise re-establishing public order".
The UN is looking into alternative venues for the December's COP25 climate summit and next month's Apec trade forum.
Iran threatens to retaliate for US blockade
The US military said it will begin a blockade of ships leaving Iran's ports on Monday, and Tehran threatened to retaliate after weekend talks failed to reach a deal to end the war, leaving a ceasefire in jeopardy.
One killed in Ukraine despite Easter ceasefire, officials say
A Russian drone attack has killed one person in Ukraine's frontline eastern Donetsk region on Sunday, Ukrainian police said on Monday, before the expiry of a ceasefire to mark Orthodox Easter.
Haiti declares three days of national mourning for 25 killed in stampede
Haiti has declared three days of national mourning on Sunday, a day after a deadly stampede killed 25 people during an annual celebration thronged by students and visitors at its Laferriere Citadel tourist attraction.
Australia appoints woman to lead its army for the first time
Australia has announced on Monday that a woman would lead its army for the first time in history, as part of a reshuffle of the country's defence force leadership.
Orban ousted after 16 years as Hungarians flock to pro-EU rival
Hungary's veteran nationalist leader Viktor Orban lost power to the upstart centre-right Tisza party in Sunday's national election after 16 years in office, marking a setback for his allies in Russia and US President Donald Trump's White House.
