The Houses of Parliament at the Palace of Westminster in London on Sept 4, 2019. Britain is in a profound political crisis, as Parliament is paralyzed by the task of carrying out the fateful vote of the British public to leave the European Union. (Andrew Testa/The New York Times)

Lies, purging and prorogation: Brexit

After two dizzying weeks, Britain seems poised on a threshold, between the folkways and rituals of its past and a future of radical change