New York was ruled by a governor and an elected assembly. The governor was appointed by the Monarch from England while the proprietors that owned all the land and also had an influence in the government, got to elect the assembly members
The increase in the trade of silver during the period between 1550 and 1800 is due to the fact that silver was started to be used as a standard currency for trade purposes. Even though it was not considered as "legal tender", as it would later be used for this purpose with the introduction "Bimetallism" in the 19th century, it was widely adopted as a tool for trade among the civilizations that existed at the time.
Where is the following events.
Are you talking about this chart? If so, it appears that 30% of military deaths during World War I were Russian deaths.