Years from now, will you remember where you were and what you were doing when President Donald Trump was impeached? Have you forgotten already?

The country has been on a constitutional bullet train that took off with a whistleblower’s highly detailed account of wrongdoing, roared ahead through a cascade of tweets and lurched to a halt after more than four months of inquiry, angst and debate with Trump’s acquittal on Wednesday. So can you point to Ukraine on a map?

American children learn almost by rote that impeachment is a gravely serious proposition, the constitutional means for removing a president from office who commits “high crimes and misdemeanors.”