Mechanical reaper 1834
Sewing machine 1830
Railroad 1830
Spinning Jenny 1770
revolutionise the process of cotton spinning
Cotton gin 1793 machine for cleaning cotton of seeds
Steam engine 1698. heat engine that performs mechanical work
Steel process 1856
Light bulb 1879
Radio waves 1895
Fixed wing planes 1799
Model t car assembly/line 1908
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A).competition over land - they both wanted the Ohio River Valley
Harry S Truman is your answer
One of the factors that contributed to the rise of the kingdom of Kush was the brief fall of the kingdom of Egypt. With the Hyksos' conquer of Lower Egypt and their subsequent rule over the same, the kingdom of Kush became the superpower in Upper Egypt.