Prince Norodom Sihanouk resigns as leader of Cambodia and is placed under house arrest.

Norodom Sihanouk was a member of the House of Norodom who led the country as King, Chief of State and Prime Minister. In Cambodia, he is known as Samdech Euv. During his lifetime, Cambodia was under various regimes, from French colonial rule, a Japanese puppet state (1945), an independent kingdom (1953–1970), a military republic (1970–1975), the Khmer Rouge regime (1975–1979), a Vietnamese-backed communist regime (1979–1989), a transitional communist regime (1989–1993) to eventually another kingdom.

Cambodia, officially the Kingdom of Cambodia, is a country in Mainland Southeast Asia. It is bordered by Thailand to the northwest, Laos to the north, and Vietnam to the east, and has a coastline along the Gulf of Thailand in the southwest. It spans an area of 181,035 square kilometres, dominated by a low-lying plain and the confluence of the Mekong river and Tonlé Sap, Southeast Asia's largest lake. It is dominated by a tropical climate. Cambodia has a population of about 17 million people, the majority of which are ethnically Khmer. Its capital and most populous city is Phnom Penh, followed by Siem Reap and Battambang.

House arrest is a legal measure where a person is required to remain at their residence under supervision, typically as an alternative to imprisonment. The person is confined by the authorities to their residence. Travel is usually restricted and may require prior approval.

April 2 is the 92nd day of the year in the Gregorian calendar; 273 days remain until the end of the year.