What are six major developments that happened during the trench warfare?

Dysentery, cholera, typhoid fever, and trench foot were all common diseases in the trenches, especially during WWI. Gigantic rats were common in the trenches of WWI and WWII

Explanation:

codfish influenced the yankee trade because they traded it with the americans and the americans traded livestock, molasses and stuff that they can make clothes out of (like wool, and leather). they also could make weapons to.

i think iowa because you committed the crime there