The Native Americans had unsophisticated weaponry... Compared to it's counterpart the settlers which had muskets and rifles with gun powder bullets.
The Natives had (Bows, Knifes, Spears)
Hope this helps :)
Edit:
The advantages the Native Americans had was the land, they knew the land better and could maneuver around the settlers and surprise attack them :)
In this passage, the type of warfare being described by the author is "chemical warfare".
He was <span>found guilty of spreading "new & dangerous opinions"</span>
The USA is a presidential system, with the apex of power in a President elected indirectly through an Electoral College, whereas the UK is a parliamentary system, with the Prime Minister holding office and power so long as he or she commands a majority of votes in the House of Commons.