13 The world should be back to normal by the end of 2022 thanks to COVID-19 vaccines, Bill Gates said in an interview for Polish newspaper Gazeta Wyborcza and TVN24. (tvn24.pl) posted 3 years ago by vigorous01 3 years ago by vigorous01 +13 / -0 9 comments share 9 comments share save hide report block hide replies
George Washington inoculated his troops during the American Revolutionary War.