Europe Travel Ban An Americans Continues As Us Covid19 Cases Update: us citizens must complete an online form and submit 24 hours before travel, the us embassy reports. you must present a valid covid-19 pcr test result, taken within 72 hours of arrival. as. The world health organization (who) has warned that coronavirus cases are surging alarmingly in europe, as a "very serious situation" unfolds across the continent. Jul 30, 2020 · the united states had more than 4. 4 million covid-19 cases as of thursday, and more than 151,000 deaths, more than any other nation, according to johns hopkins university.. european countries have. The united states had more than 4. 4 million covid-19 cases as of thursday, and more than 151,000 deaths, more than any other nation, according to johns hopkins university.. european countries have. Sep 13, 2020 · the united states according to the ecdc is averaging over 120 cases per 100,000, amid a marked european covid comeback over the past mont