Vietnam

47 entries quoted from the Wikipedia articles written per year for Vietnam, 1915 CE to 2012 CE. Each century below shows a sample spread across it; the year link on a line opens everything held for that year.

20th century

8 entries, 1915 CE to 1966 CE

1915Construction of the Nguyễn Thị Minh Khai High School was completed.Vietnam source
1915May 1 – Hoàng Văn Thái in Tiền HảiVietnam source
1917Trương Đình Dzu in the Bình Định ProvinceVietnam source
1961December 11 - The Vietnam War officially began for the United States, as the USS Core arrived at Saigon Harbor. The ship brought in two helicopter units, the 8th Transportation Company from Fort Bragg and the 57th Transportation Company from Fort Lewis, with 33 H-21 Shawnee helicopters, and 400 U.S. Army personnel.Vietnam source
1961August 10 - The first chemical defoliation operation in Vietnam was carried out as a Sikorsky H-34 helicopter sprayed the herbicide Dinoxol north of Kon Tum. Following the successful test, Operation Ranch Hand continued until October 23, 1971, destroying 7.7 e6acre of forests and jungles.Vietnam source
1966December 19 - South Vietnam becomes one of the founding members of the Asian Development Bank.Vietnam source
1966June 15 - Vietnam War: Battle of Hill 488 - A small United States Marine Corps reconnaissance platoon inflicts large casualties on regular North Vietnamese Army and Viet Cong fighters before withdrawing with fourteen dead.Vietnam source
1966April 8 - Buddhists in South Vietnam protest against the fact that the new government has not set a date for free elections.Vietnam source

21st century

39 entries, 2003 CE to 2017 CE — 25 shown, spread across the century

2003February 26 – The first SARS patient in Vietnam hospitalized.Vietnam source
2003May 2 – Bus explosion in Bắc Ninh province kills more than 40 people.Vietnam source
2003May 4 – Nguyễn Quốc Việt, footballerVietnam source
2003March 26 – Platon Nguyễn Văn Thành, soldier (b. 1922)Vietnam source
2004April 10–11 – Mass protests in Đắk Lắk, Gia Lai and Đắk Nông provinces.Vietnam source
2004August 19 – VTC Digital Television was launched.Vietnam source
2004June 1 – Nguyễn Quang Thường, Deputy General Director of PetroVietnam, was arrested.Vietnam source
2004June 12 – Tropical Storm Chanthu made landfall in Central Vietnam.Vietnam source
2004February 3 – Mrs. Ngô Bá Thành, lawyer, politician and activist (b. 1931)Vietnam source
2005March 12 – A train derailment in Hải Vân Pass.Vietnam source
2005August 29 – September 4 – 2005 Asian Amateur Boxing Championships were held in Ho Chi Minh City.Vietnam source
2006December 7 – Prime Minister allowed rice export again.Vietnam source
2006December 23 – 23 students were required to retake exams after High School Graduation Examination scandal in Hà Tây province.Vietnam source
2006October 1 – Typhoon Xangsane made landfall in Da Nang.Vietnam source
2006April 8 – Bloc 8406 was established.Vietnam source
2007May 5 – 2006 Kite Awards was held in HanoiVietnam source
2007January 25 – Vietnam's prime minister Nguyễn Tấn Dũng becomes the first leader of the communist nation to meet and hold talks with the head of the Roman Catholic Church. Prime Minister Dũng met Pope Benedict XVI at the Vatican City in Rome.Vietnam source
2008April 19 – Vinasat-1, the first Vietnamese satellite, was launchedVietnam source
2009February 22 – Dung Quất Refinery were inauguratedVietnam source
2009May 31 – First H1N1 case in VietnamVietnam source
2010August 4 – Phạm Thanh Bình was arrested because Vinashin owed 86 trillion đồng.Vietnam source
2010July 25 – Nguyễn Trường Tô was expelled from the Communist Party of Vietnam for having "unhealthy relationship" with a prostitute.Vietnam source
2011April–May – Thousands of Hmong people protested in Mường Nhé.Vietnam source
2011January 19 – Journalist Lê Hoàng Hùng was burned.Vietnam source
2012July 21 – F-1 satellite was launched.Vietnam source