A is the best example.
King Phillip's War occurred in MA, CT, and RI during 1675-1678 after the death of Massasoit and the ascension of his son Metacomet to the leadership of the Wampanog tribe. The power dynamic changed the relationship between the colonizers and the native population, who were beginning to feel like they were being taken advantage of. The war largely ended with the colonists winning and Metacomet dying.
St Petersburg was frozen and unusable for half the year
Also they didn't have fish to eat for half a year
So when that warm water port was acquired it was a game changer.
Answer:
It led the NATO states — many of them fighting in Korea under the banner of the United Nations — to build up their military forces. For Canada, this resulted in a huge increase in the defence budget and, eventually, the return of troops to Europe.