In 1863, President Lincoln issued the Emancipation Proclamation which did what?

ww1 weapons: tank. tanks were used for the first time in the first world war at the battle of the somme. they were developed to cope with the conditions on the western front. the first tank was called 'little willie' and needed a crew of 3.

i believe it would be a single seller : )

answer; a farmer who refuses to fight in his country's army;

during the early years of world war i, the germans used "the submarine" to a great advantage