Im taking a unit test but i wasnt able to pot the other questions on it so here they are

answer; ///i do believe that the correct answer for the above is ( which states would be free and which states would have check first good

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.