1. In 1869, the Idaho territory passed a law declaring Boise the permanent capital of the territory. Prior to this, the capital had moved several times between different cities in the territory.

2. In 1882, the first issue of the Lewiston Morning Tribune was published. The newspaper has been in continuous publication ever since and is still in circulation today.

3. In 1944, the Idaho state legislature approved the establishment of the Idaho State Police. The agency has since grown into a fully equipped law enforcement agency with over 500 employees.

4. In 1984, Nickelodeon Studios, a division of the children's cable television network, opened a production facility at Silver Mountain Resort in Kellogg, Idaho. The studio produced several popular children's shows including "Double Dare" and "Clarissa Explains It All."

5. In 2016, Idaho held its Republican Presidential primary on March 8th. Despite this, a large number of voters turned out for the caucus held on March 6th, prompting speculation that the caucus was being used to gauge voter interest in the primary. Ultimately, Donald Trump won the Republican nomination in Idaho, carrying nearly 29% of the vote.