Ai know the first one is the French and Indian war
D) they were religious centers
The answer is C. Everyone, even the king, has to obey the law.
The Magna Carta (1215) was the first law that dictated that even the king was a subject to law.
1840s
Factory-made agricultural machinery increases farmers' need for cash and encourages commercial farming
1841
Practical grain drill patented
1842
First grain elevator, Buffalo, NY
1843
Sir John Lawes founded the commercial fertilizer industry by developing a process for making superphosphate
1844
Practical mowing machine patented
1847
Irrigation begun in Utah
1849
Mixed chemical fertilizers sold commercially