The Missouri compromise and the compromise of 1850 were both meant to?

This compromise kept the the number of slave and free states equal. This compromise was a package of five separate bills passed by the United States Congress in September 1850. ... It allowed California to enter the Union as a free state.

Explanation:

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.

    the answer is d hope this