Analysis of information sources in references of the Wikipedia article "2021年アメリカ合衆国議会議事堂襲撃事件" in Japanese language version.
Trump's measures to overturn the elections since November 3 constitute a 'coup,' as they involve illegal usurpation of state power, even when it may not involve the use of force. Yet it is a 'self'-coup because it is perpetrated by the head of government rather than military officers or others against that chief executive.
a violent seizure of the US Capitol building by violent rioters – the first time the Capitol had been breached since 1814 during the War of 1812
At approximately 9:30 p.m. this evening (January 7, 2021), United States Capitol Police Officer Brian D. Sicknick passed away due to injuries sustained while on-duty. Officer Sicknick was responding to the riots on Wednesday, January 6, 2021, at the U.S. Capitol and was injured while physically engaging with protesters. He returned to his division office and collapsed. He was taken to a local hospital where he succumbed to his injuries. The death of Officer Sicknick will be investigated by the Metropolitan Police Department's Homicide Branch, the USCP, and our federal partners. Officer Sicknick joined the USCP in July 2008, and most recently served in the Department's First Responder's Unit.
a violent seizure of the US Capitol building by violent rioters – the first time the Capitol had been breached since 1814 during the War of 1812
At approximately 9:30 p.m. this evening (January 7, 2021), United States Capitol Police Officer Brian D. Sicknick passed away due to injuries sustained while on-duty. Officer Sicknick was responding to the riots on Wednesday, January 6, 2021, at the U.S. Capitol and was injured while physically engaging with protesters. He returned to his division office and collapsed. He was taken to a local hospital where he succumbed to his injuries. The death of Officer Sicknick will be investigated by the Metropolitan Police Department's Homicide Branch, the USCP, and our federal partners. Officer Sicknick joined the USCP in July 2008, and most recently served in the Department's First Responder's Unit.
Today, First Amendment protests turned violent. Many persons came to the District armed and for the purpose of engaging in violence and destruction and have engaged in violence and destruction. They have fired chemical irritants, bricks, bottles, and guns.