What Happened on March 26?

On March 26, Dr. Jonas Salk shared exciting news that his polio vaccine worked — and two former enemies signed a historic peace treaty on the White House lawn!

• 1953 — Dr. Jonas Salk announces his polio vaccine works

  On national radio, Dr. Salk revealed that tests showed his new vaccine protected volunteers against polio — news that soon freed the world from a feared disease. Read the full story →

• 1979 — Egypt and Israel sign a historic peace treaty

  After three decades of war, Egyptian President Sadat and Israeli Prime Minister Begin signed a peace agreement at the White House — the first between Israel and an Arab country. Read the full story →

Famous birthdays

Robert Frost (1874–1963) · Sandra Day O'Connor (1930–2023) · Leonard Nimoy (1931–2015) · Diana Ross (1944)

Days & observances

Bangladesh Independence Day