U.S. Presidents a to z

John Adams was a Founding Father, the first vice president of the United States and the second president. His son, John Quincy Adams, was the sixth president.

John Quincy Adams was the sixth president of the United States. He was also the eldest son of President John Adams, the second U.S. president.

Chester A. Arthur was 21st president of the United States. Arthur was vice president at the time President Garfield was assassinated, and acceded to the presidency thereafter.

James Buchanan was the 15th president of the United States. He served from 1857 to 1861, during the build-up to the Civil War.

The 41st president of the United States, George H.W. Bush served as vice president under Ronald Reagan. He is the father of George W. Bush, the 43rd president.

George W. Bush was the 43rd president of the United States. He led his country's response to the 9/11 attacks in 2001 and initiated the Iraq War in 2003.

Jimmy Carter was the 39th president of the United States (1977-81) and later was awarded the Nobel Peace Prize in 2002.

The 22nd and 24th president, Grover Cleveland is the only POTUS to serve two nonconsecutive terms, as well as the first to be married in the White House.

Bill Clinton was the 42nd president of the United States, and the second to be impeached. He oversaw the country's longest peacetime economic expansion.

Calvin Coolidge was president of the United States from 1923 to 1929. Coolidge was known for his quiet demeanor, which earned him the nickname "Silent Cal."

Dwight D. Eisenhower, 34th president of the United States, promoted Atoms for Peace at the United Nations General Assembly in order to ease Cold War tensions.

Millard Fillmore is best known for assuming the presidency after the death of Zachary Taylor, becoming the 13th U.S. president.

Gerald Ford became the 38th president of the United States following Richard Nixon's resignation, in the aftermath of the Watergate scandal.

James Garfield is best known as the 20th president of the United States. He was assassinated after only a few months in office.

Ulysses S. Grant served as U.S. general and commander of the Union armies during the late years of the American Civil War, later becoming the 18th U.S. president.

Warren G. Harding was elected the 29th U.S. president on his birthday, and served from 1921 to 1923. His term followed World War I and a campaign promising a "return to normalcy."

Benjamin Harrison is best known as the 23rd president of the United States. He was the grandson of President William Henry Harrison.

William Henry Harrison was the ninth president of the United States (1841) and the first to die in office.

Rutherford B. Hayes was the 19th president of the United States and oversaw the end of the rebuilding efforts of the Reconstruction.

Herbert Hoover was the 31st president of the United States (1929–1933), whose term was notably marked by the stock market crash of 1929 and the beginnings of the Great Depression.

Andrew Jackson was the seventh president of the United States. He is known for founding the Democratic Party and for his support of individual liberty.

Thomas Jefferson was a draftsman of the Declaration of Independence and the third U.S. president (1801-09). He was also responsible for the Louisiana Purchase.

Andrew Johnson was the successor to Abraham Lincoln and was the first president of the United States to be impeached.

Lyndon B. Johnson was elected vice president of the U.S. in 1960 and became the 36th president in 1963, following the assassination of President John F. Kennedy.

John F. Kennedy, the 35th U.S. president, negotiated the Nuclear Test-Ban Treaty and initiated the Alliance for Progress. He was assassinated in 1963.

Abraham Lincoln was the 16th president of the United States. He preserved the Union during the U.S. Civil War and brought about the emancipation of slaves.

The fourth U.S. president, James Madison believed in a robust yet balanced federal government and is known as the "Father of the Constitution."

William McKinley is best known for being president when the United States acquired Puerto Rico, Guam, and the Philippines.

The fifth president of the United States, James Monroe is known for his "Monroe Doctrine," disallowing further European colonization in the Americas.

Richard Nixon was the 37th U.S. president and the only commander-in-chief to resign from his position, after the 1970s Watergate scandal.

Barack Obama is the 44th and current president of the United States, and the first African American to serve as U.S. president. First elected to the presidency in 2008, he won a second term in 2012.

Franklin Pierce, the 14th president of the United States, signed the Kansas-Nebraska Act, prompting a bloody conflict over Kansas' slavery status.

James Polk was the 11th president of the United States, known for his territorial expansion of the nation chiefly through the Mexican-American War.

President Ronald Reagan helped redefine the purpose of government and pressured the Soviet Union to end the Cold War. He solidified the conservative agenda for decades after his presidency.

Franklin D. Roosevelt was the only U.S. president to be elected four times. He led the United States through the Great Depression and World War II.

A New York governor who became the 26th U.S. president, Theodore Roosevelt is remembered for his foreign policy, corporate reforms and ecological preservation.

William Howard Taft, the 27th president of the United States, fulfilled a lifelong dream when he was appointed chief justice of the Supreme Court, becoming the only person to have served as both a U.S. chief justice and president.

Zachary Taylor was an American military war hero best known as the 12th president of the United States.

Sworn in as the 33rd president after Franklin Delano Roosevelt's sudden death, Harry S. Truman presided over the end of WWII and dropped the atomic bomb on Japan.

John Tyler was the 10th president of the United States.

Martin Van Buren was the eighth president of the United States. His shrewd dealings laid the foundations for the Democratic Party and the modern political machine.

George Washington was a leader of the Continental Army in the American Revolution, and was the first to become U.S. president.

Woodrow Wilson, the 28th U.S. resident, led America through World War I and crafted the Versailles Treaty's "Fourteen Points," the last of which was creating a League of Nations to ensure world peace. Wilson also created the Federal Reserve and signed the 19th Amendment, allowing women to vote.