“Unusual – Indeed Unprecedented”: U.S. Immigration Policies and Travel Restrictions During World War One

This post by Lauren Catterson is part of the “(In)Security in the Time of COVID-19” series. Read the rest of the series here. It’s been more than a year since the World Health Organization (WHO) declared COVID-19 a pandemic. In March and April 2020 many countries imposed strict border controls or closed their borders to non-essential travel and non-citizens in… Read more »