George Washington protected his troops from smallpox in 1777 using a forerunner of vaccination called "variolation".

We lost the Battle of Quebec in 1776, because our troops weren't protected against smallpox.

Americans suffered 5,500 smallpox casualties among 10,000 colonial troops. The task force commander, Major General John Thomas, died of smallpox.

From 1777 to today, vaccines prevented American troops from dangerous infections.

Typhoid vaccine reduced typhoid casualties from 20,000 in Spanish-American War of 1898 to just 1,500 in World War I.

During all of World War II, only 12 cases of tetanus occurred among vaccinated US troops, but numerous tetanus deaths occurred among the unvaccinated Germany Army (Wehrmacht).

Vaccines are among the most important accomplishments in medicine.

Vaccines have saved more lives throughout the world than any other medical invention.

Vaccines have saved more lives than antibiotics or surgery.

Only clean water has saved more lives than vaccines.