Cured Disease.com
$1.95/moFree during preview Score Book

The two great eradication campaigns

Practice: Smallpox and polio

Put these 5 milestones in time order, earliest at the top. The years appear when you lock in your order.

Line Pass feature Free during preview

Earliest

  1. 1
    Elimination polio

    The last case of wild polio acquired in the United States

  2. 2
    Vaccine smallpox

    Edward Jenner sees cowpox protect milkmaids from smallpox: vaccination begins

  3. 3
    Eradication smallpox

    The World Health Assembly declares the world free of smallpox

  4. 4
    Campaign smallpox

    WHO launches an intensified plan to eradicate smallpox

  5. 5
    Eradication smallpox

    The last known natural smallpox case, in Somalia

Latest