Martin Luther King Jr. Day is a federal holiday in the United States that honors the civil rights leader Martin Luther King Jr. The holiday was established to celebrate the achievements and contributions of Martin Luther King Jr. to the American civil rights movement.

Mrs. Rosa L. Parks Day is observed on different dates depending on the state. In some states like California and Missouri, it is observed on February 4, which is Parks’ birthday, while in others like Ohio and Alabama, it is celebrated on December 1, which is the anniversary of her arrest.

Lincoln's Birthday is an annual observance in the United States that honors the birth of Abraham Lincoln, the 16th President of the United States, who was born on February 12, 1809.

Washington's Birthday is a federal holiday officially designated to honor George Washington, the first President of the United States. It has become popularly known as Presidents' Day and is often used to celebrate the lives and achievements of all U.S. presidents.

Daisy Gatson Bates Day is a state holiday in Arkansas in honor of Daisy Gatson Bates, a civil rights activist and writer. Bates played a significant role in the African American civil rights movement, particularly during the integration of Central High School in Little Rock, Arkansas, in 1957.

Seward's Day commemorates a pivotal moment in American history when the United States acquired Alaska from Russia, shaping the nation's geopolitical and economic future. This state holiday, celebrated in Alaska, honors William H. Seward, the U.S. Secretary of State who negotiated the Alaska Purchase.

Cesar Chavez Day is a U.S. federal commemorative holiday celebrated annually on March 31. It honors the life and legacy of Cesar Chavez, a civil rights leader and labor activist who co-founded the United Farm Workers (UFW).

Jefferson Davis's Birthday is observed as a state holiday in some parts of the United States, particularly in the South. Jefferson Davis (1808–1889) was the President of the Confederate States of America during the American Civil War. The holiday commemorates his life and contributions to the Confederacy.

Columbus Day commemorates the arrival of Christopher Columbus in the Americas in 1492. This day is a subject of controversy as it also marks the beginning of the colonization of the Americas and the subsequent impact on Native American peoples. While some celebrate this day in honor of Columbus' achievements, others observe Indigenous Peoples' Day instead, recognizing the history and culture of indigenous people affected by European colonization.

Mrs. Rosa L. Parks Day is a day of recognition and celebration honoring Rosa Parks, the "Mother of the Civil Rights Movement." Her pivotal role in the fight for racial equality began on December 1, 1955, in Montgomery, Alabama, when she refused to give up her seat on a segregated bus to a white passenger.