The term '60s Prez' refers to two presidents who served during the 1960s: Abraham Lincoln (ABE) and Lyndon B. Johnson (LBJ). ABE was the 16th President of the United States, serving from 1861 to 1865. He is best known for leading the country through the American Civil War and issuing the Emancipation Proclamation, which declared all slaves in the United States free. LBJ was the 36th President of the United States, serving from 1963 to 1969. He is best known for his role in passing the Civil Rights Act of 1964, which outlawed discrimination based on race, color, religion, sex, or national origin.