#1 トレンド
リッチランド (ワシントン州)
202,724 ビュー · 1分で読めます
リッチランド（Richland）は、アメリカ合衆国ワシントン州ベントン郡の都市である。人口は6万0560人（2020年）。ワシントン州の南部に位置し、コロンビア川とヤキマ川の合流点である。
この日の人気記事と歴史的な瞬間。 2分で読めます
人気記事
12 記事
#5
108,253 ビュー
VXガス とは猛毒の神経剤（V剤）の一種。サリンなどと同様、コリンエステラーゼ阻害剤として作用し、人類が作った化学物質の中で最も毒性の強い物質の一つといわれる。 1994年のオウム真理教のテロ事件でも使われた。致死量 大気中濃度: 0.1 …
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今日の出来事
10 イベント2011
Arab Spring: Bahraini security forces killed four protesters in a pre-dawn raid at the Pearl Roundabout in Manama, while the "Day of Rage" took place in Libya with nationwide protests against Muammar Gaddafi's government.
1996
An earthquake with a moment magnitude of 8.2 and a maximum Mercalli intensity of IX (Violent) occurred in the New Guinea Trench, which generated a tsunami that killed 108 people.
1978
The Troubles: The Provisional Irish Republican Army carried out a bombing of a restaurant near Belfast, Northern Ireland, killing twelve people and injuring thirty others.
1974
A U.S. Army soldier stole a Bell UH-1 helicopter (pictured) and landed it on the South Lawn of the White House in Washington, D.C.
1964
Gabonese military officers overthrew President Léon M'ba, but French forces, honouring a 1960 treaty, forcibly reinstated him two days later.
1959
Vanguard 2 (model pictured), the first weather satellite, was launched to measure cloud cover distribution.
1944
World War II: The U.S. Navy began Operation Hailstone, a massive naval air and surface attack against the Japanese naval and air base at Chuuk Lagoon in the Caroline Islands.
1913
The Armory Show (commemorative button pictured), the first large modern-art exhibition in the United States, opened at the 69th Regiment Armory in New York City.
1904
Italian composer Giacomo Puccini's Madama Butterfly premiered at La Scala in Milan to poor reviews, forcing him to revise the opera.
1894
Rudolf Diesel's first working diesel engine ran for one minute.