Answer:
If another force took the missisippi the USA was afraid they might be taken oevr
Explanation:
The incorrect statement about china is "Macau, a port city, was a colony of theunited kingdom.
Answer: Angola
Explanation: Hope this helps
Group A I believe
Hot-air balloon flights pioneer air travel
Aviators fly gliders—heavier-than-air aircraft with no engines
Development of engine-powered machines with propellers and lightweight motors
First-ever flight across the English Channel
Construction of the first military airplanes
<span>World's first scheduled commercial airline</span>
