evidence: On August 26, 1807, Bavaria became the first country in the world to introduce compulsory vaccinations. Baden followed in 1809, Prussia in 1815, Württemberg in 1818, Sweden in 1816 and the German Empire in 1874 through the Reichs Vaccination Act.[117][118] In Lutheran Sweden, the Protestant clergy played a pioneering role in voluntary smallpox vaccination as early as 1800.[119] The first vaccination was carried out in Liechtenstein in 1801, and from 1812 it was mandatory to vaccinate.[120]