By definition, what was seen over Kansas City, Missouri during 4th of July celebrations were unidentified aerial phenomena. I don't know what it is in the 3 videos that were shared, but they weren't fireworks.
If you've lived in Missouri long enough and pay attention to alleged UFO activity, you have no doubt heard the stories about UFO's over Whiteman Air Force Base. There's a new study that thinks it knows why. The sightings were connected to nuclear weapons based on this new theory.
There's a reason why a Missouri town has officially been named the UFO capital of the state. It has now been 50 years since a mass sighting where 500 Missourians saw something in the sky that is still unexplained to this day.
It's not uncommon to see meteors in Missouri obviously. However, there are new reports from multiple witnesses who say they saw something that appeared like a shooting star, but didn't behave like one in the skies over Missouri.