1. On April 19, 1880, the first issue of the Bismarck Tribune was published, becoming North Dakota's first daily newspaper. The Tribune has continued as a prominent newspaper in the state for over 140 years.

2. In 1910, the North Dakota Agricultural College (now North Dakota State University) held its first annual Farmers' Week, which featured lectures, demonstrations, and exhibits for farmers from around the state. The event has continued to this day as a way to provide education and resources to North Dakota's agricultural industry.

3. On April 19, 1922, the North Dakota State Capitol building was completed after nearly 14 years of construction. The building, which stands in Bismarck, is one of the tallest state capitol buildings in the country and is a prominent landmark in the state's capital city.

4. In 1943, the first flight of the Bell P-63 Kingcobra fighter plane took place in Fargo, North Dakota. The Kingcobra would go on to be used during World War II and become one of the most produced fighter aircraft of its time.

5. On April 19, 1997, the Red River of the North in Grand Forks, North Dakota flooded, causing extensive damage to the city and leading to the evacuation of nearly 50,000 people. The flooding was the result of a combination of heavy snowfall and a rapid thaw, which overwhelmed the river's banks and caused it to spill over into neighborhoods and businesses. The disaster remains one of the most significant events in the city's history.