They also established the following measures : suspending flights from Italy , France , Germany , and Spain ; canceling all international events for three weeks ; requiring people who were recently in a high-risk country to self-isolate ; and prohibiting events with more than 100 people effective 19 March .
One of the precautionary procedures Togo used to prevent the spread of the coronavirus was to shut their borders as of March 20 , 2020 .