Mark the statement correctly if it describes the purposes of canal building throughout history.

a.
canals built in ancient times did little to improve trade.

b.
people built modern canals to decrease the length of trade routes and make shipping easier.

c.
civilizations have built canals to connect parts of great empires.

B. and C. are the correct answers

it refers to race, i am pretty sure this was a popular term in nazi germany or something.

the emancipation proclamation was the aim of the war change to include the freeing of slaves in addition to preserving the union. the 13th amendment, which abolished slavery in the u.s. was passed on december 6th 1865.

as promised, lincoln waited to unveil the proclamation until he could do so with success from the union military advance. on september 22nd 1862, after a victory at antietam, he publicly announced a preliminary emancipation proclamation, declaring all slaves free in the rebellious states as of january 1st 1863.