Kazakhstan declared emergencies in the capital, main city and provinces on Wednesday after demonstrators stormed and torched public buildings.
The Cabinet resigned but that failed to quell the anger of the demonstrators, who have taken to the streets in response to a fuel price increase from the start of the new year.
Almaty's police chief said the city was under attack by "extremists and radicals", who had beaten up 500 civilians and ransacked hundreds of businesses.
A presidential decree announced a two-week state of emergency and nighttime curfew in the capital Nur-Sultan, citing "a serious and direct security threat to citizens".
States of emergency were also declared in Almaty and in western Mangistau province, where the protests first emerged in recent days.
Authorities appeared to have shut the country off the internet as the unrest spread.
Kazakhstan's reputation for political stability under three decades of one-man rule by former leader Nursultan Nazarbayev helped it attract hundreds of billions of dollars of foreign investment in its oil and metals industries.
The price of its dollar bonds plunged by nearly 6 cents, the worst showing since the height of the coronavirus market collapse of 2020.
India's federal anti-terror agency said on Sunday it had arrested a resident of Kashmir who it accused of conspiring with the driver of acar that exploded in Delhi last week, killing eight people and wounding at least 20 others.
Prime Minister Benjamin Netanyahu said on Sunday Israel remained opposed to a Palestinian state after protests by far-right coalition allies over a US-backed statement indicating support for a pathway to Palestinian independence.
Ukraine is working to resume the exchange of prisoners with Russia, hoping for the release of 1,200 Ukrainians, President Volodymyr Zelenskyy and his Security Council chief said.
People granted asylum in the UK will have to wait 20 years before they can apply to settle permanently, under plans due to be announced by Home Secretary Shabana Mahmood on Monday, the BBC reported on Sunday.
At least nine people were killed and 27 injured when a pile of confiscated explosives blew up at a police station in Indian Kashmir, the region's police chief said on Saturday, days after a car blast in New Delhi killed eight people.