** Foreign Legion Detachment in Mayotte ( DLEM )

** The Kimura Detachment of the Japanese Imperial forces is occupied in Legaspi, Albay in Eastern Philippines.

** Zosa's Depot Detachment

** Ramos ' Depot Detachment

** Sebastian's Airbase Detachment

** 5th Photo Detachment

** de Leon's Airbase Detachment

** Aya-ay's Airbase Detachment

** Puma Detachment

** Detachment of No. 10 Squadron RAF

** Detachment of No. 14 Squadron RAF

** Detachment of No. 24 Squadron RAF

** Detachment of No. 30 Squadron RAF

** Detachment of No. 32 Squadron RAF

** Detachment of RAF Kinloss Nimrod MR2 Wing

** Detachment of No. 10 Squadron RAF

** Detachment of No. 101 Squadron RAF

** Detachment of No. 14 Squadron RAF

** Detachment of No. 24 Squadron RAF

** Detachment of No. 30 Squadron RAF

** Detachment of No. 32 Squadron RAF

** Detachment of RAF Kinloss Nimrod MR2 Wing

** Detachment Ordnance Field Park

** Detachment, Royal Electrical and Mechanical Engineers Workshop

** Named Italian Player of the 20th century by FIGC

** 20th century German literature

** Modern Hebrew – Early 20th century CE to present

** Aryan race, a 19th century and early 20th century term for those peoples who are the native speakers of Indo-European languages

** In the Spanish Basque country, Gascon was spoken in the centre of Donostia-San Sebastián, perhaps until the beginning of the 20th century.

** The deadly Christmas flood of 1964 begins ; It becomes one of the most destructive weather events to affect Oregon in the 20th century.

** Israeli – Palestinian conflict ( Early 20th century – present )

** The world celebrates the beginning of the 20th century.

** Joshua Chamberlain, leader of the 20th Maine during the American Civil War, Governor of Maine, President of Bowdoin College in Brunswick, Maine ( d. 1914 )

** In the Philippines, Mount Pinatubo erupts in the second largest terrestrial eruption of the 20th century ; the final death toll tops 800.

** John Leonard Orr, one of the most prolific serial arsonists of the 20th century, is arrested in California.

** 1970 Bhola cyclone: A 120-mph ( 193 km / h ) tropical cyclone hits the densely populated Ganges Delta region of East Pakistan ( now Bangladesh ), killing an estimated 500, 000 people ( considered the 20th century's worst cyclone disaster ).

** Saint-Germain footbridge, 20th century wood and metal construction to link the plaza with Émile Zola Quay, across the Vilaine River.

** All Out for ' V ' - Terrytoons, 20th Century Fox-Paul Terry

** My Boy, Johnny – Terrytoons, 20th Century Fox-Paul Terry

** Mighty Mouse in Gypsy Life – Terrytoons, 20th Century Fox-Paul Terry

** Sidney's Family Tree – Terrytoons, 20th Century Fox-William M. Weiss

** Man to Machine: Peninsula Logging Online museum exhibit based upon the Clark Kinsey Logging Photographs Collection and the recollections of Harry C. Hall, who worked as a logger on the Olympic Peninsula in the early 20th century.

** 5th, 12th, 16th, 20th, 21st Dragoon Regiments.

** Never Give Up: The 20th Century Odyssey of Herbert Zipper

** new movements-movements which became dominant from the second half of the 20th century-like the feminist movement, pro-choice movement, civil rights movement, environmental movement, free software movement, gay rights movement, peace movement, anti-nuclear movement, alter-globalization movement, etc.

** Damon Wayans, a featured player during that show's eleventh season, hosted an episode from SNLs 20th season in 1995, where he brought on two of his famous In Living Color characters: homeless wino Anton Jackson and gay film critic Blaine Edwards.

** Maré Thrush, Turdus poliocephalus mareensis-extinct ( early 20th century )

** Lifou Thrush, Turdus poliocephalus pritzbueri-possibly extinct ( early 20th century?

** Cauca Black-hooded Thrush, Turdus olivater caucae-possibly extinct ( late 20th century?