What caused the end of the dutch colony in north america?
o the colony's fur trade collapsed.
o the native americans attacked the colony.
o english forces seized the colony.
o disease caused the death of most of the colonists.

the answer to your question is a. the salt plains

in 1811, he led an expedition, known as the george c. sibley expedition, to improve relations with the pawnee and kansa tribes, and also to locate the rumored jefferson's salt mountain

agree with wilson that weakening the treaty would threaten world peace.

to replace ineffective because   andrew jackson's spoil system was a deliberate policy after he became president to remove federal employees he considered to be political opponents and replace them with his own supporters.

b because they both had so of the same chosen rules