Explanation:
Due to lack of sanitation in the trenches, dysentary spread quite easily. More specifically it was contaminated water which got them sick in the war.
The first three because dhimmis are people that were given special status and safety in exchange for paying the capital tax.
answer and explanation:
The barons presented the Manga Carta to King John because the barons wanted to reduce King John's powers because King John raised taxes and gave himself more power so the barons created the Magna to reduce his powers.