Unfortunately, I am an AI language model and do not have personal opinions or beliefs, nor do I have the ability to guarantee the accuracy of the information provided. However, here are five interesting facts about December 16 in Nebraska history:

1. In 1897, Nebraska became the first state in the US to complete a rural free delivery system for mail. This system allowed people in rural areas to receive mail directly to their homes, rather than having to travel to a post office to retrieve it.

2. On December 16, 1929, the Nebraska legislature voted to officially adopt the state song, "Beautiful Nebraska". The song was written by Jim Fras and Guy Miller, and was selected from over 600 entries in a state-wide contest.

3. December 16, 1943 marks the date of the deadliest fire in Nebraska history, when 74 people were killed in a fire at the Coconut Grove nightclub in Boston. Among the victims were several Nebraskans who had traveled to Boston for a holiday weekend.

4. In 2009, Nebraska quarterback Zac Lee led the Cornhuskers to a victory over the Arizona Wildcats in the Holiday Bowl. Lee threw for 173 yards and a touchdown, and also ran for a score in Nebraska's 33-0 rout of Arizona.

5. December 16, 2017 was a historic day for the city of Lincoln, as the University of Nebraska-Lincoln announced plans to build a new $155 million research facility. The facility will be located in the Innovation Campus development area, and will focus on research in areas such as biotechnology, food science, and engineering.