Why exactly is it worth keeping in mind?NOTE: Worth keeping in mind that the original anti-vaxxers were politically left wing, not right wing.
Is this also worth keeping in mind?
Charles Michael Higgins (October 4, 1854 – October 21, 1929) was an Irish-American ink manufacturer and anti-vaccinationist.Anti-Vaccination League of America (Wikipedia)
In 1908, the Anti-Vaccination League of America was created by Charles M. Higgins and industrialist John Pitcairn Jr., with anti-vaccination campaigns focused on New York and Pennsylvania. Members were opposed to compulsory vaccination laws. Higgins was the League's chief spokesman and pamphleteer. Historian James Colgrove noted that Higgins "attempted to overturn the New York State's law mandating vaccination of students in public schools".
John Pitcairn Jr. (January 10, 1841 – July 22, 1916) was a Scottish-born American industrialist. With just an elementary school education, Pitcairn rose through the ranks of the Pennsylvania railroad industry, and played a significant role in the creation of the modern oil and natural gas industries.