It could be increased greenhouse gas effect.
It showed how strong North Vietnam was and it's potential of how threatening they were.
The “big stick” diplomacy is to speak kindly but be willing to use force And idk what the other one is but I hope it still helped!!
The Republicans were able to gain the presidency in the election of 1860 because they scored a decisive win in the north.
I guess there should be options to choose. Anyway, I know that the answer is: Christopher Columbus planned to find a more direct route to Asia by <span>sailing west across the Atlantic Ocean</span>. He convinced Spanish government to finance a plan to find a rout to Asia through the west across Atlantic. He reached the Caribbean but he thought that he reached West Indies island. This is how European colonization of America began.