Two killings in the United States highlight the tragedy of American politics, an observer says.

Kirk's death followed attacks in recent years on Trump, state governors, state lawmakers, members of Congress and even the US Capitol.

Initial expressions of grief and shock were overtaken by open calls for reckoning and vengeance, as some proclaimed the country was on the brink of civil war.

Politically-motivated attacks have nearly doubled in the first half of 2025, with one expert fearing the assassination could be a ‘flashpoint’.

After rightwing activist was killed, nation already grappling with polarization faces shock bordering on despair

Utah governor is calling for calm and reason after Charlie Kirk's death. Will Americans listen?

Two killings in the United States highlight the tragedy of American politics, an observer says.

Reaction to the shocking killing of Charlie Kirk has largely overlooked the obvious: the country is awash with guns and people prepared to use them on fellow Americans

Social media and widespread availability of lethal weapons make this era more dangerous than the 1960s – and the violence may increase

Rachel Leingang explains how increasing numbers of people believe violence is the way to achieve political goals