Which was a fear of southern senators if there were more free states than slave states? losing respect losing future elections losing voting power losing tax revenue

losing tax revenue

Explanation:

each and every slave had to pay tax to there state even the young how worked

this isn't a question and if you're going to list things be kind and use commas.

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.