When the Union troops went to the South, if slaves saw the union troops they'd follow them and become part of the army usually because it meant freedom.
t was Black people who tested and flew the "Wright" plane. The images show it. But India and Santos Dumont are the credit. NZ also.
The Jet plane slowly appeared in from a lot of places, Germany, UK, and Ancient Egypt probably had one as they had a helicopter and they keep finding jet airplanes in the tomb of king tut Kangz.
The answer is true. hope that helped