1. In 1820, the Arkansas Territory was established by the United States Congress, with the capital at Arkansas Post. This marked a significant moment in the history of Arkansas, as it paved the way for statehood in 1836.

2. On April 3, 1872, the first African American municipal government was sworn in in Little Rock. This groundbreaking moment saw the election of three African American aldermen to the Little Rock City Council, marking a significant step forward in the struggle for civil rights in Arkansas.

3. In 1974, former Arkansas Governor Orval Faubus was indicted on tax evasion charges. Faubus had been a controversial figure in Arkansas politics, particularly for his role in resisting the desegregation of Little Rock's schools in 1957.

4. On April 3, 1987, the last major snowstorm of the winter hit Arkansas, dumping up to 12 inches of snow in some parts of the state. This was an unusually late snowstorm for Arkansas, which usually sees its heaviest snowfall in January and February.

5. In 1998, a tornado outbreak swept across Arkansas, causing widespread damage and claiming several lives. This marked a particularly devastating moment in the state's history, as tornadoes are a frequent occurrence in Arkansas's tornado alley.