(lc)which of the following contributed to the sand creek massacre? the overhunting of the buffalo the discovery of gold in colorado the sale of british territory to the united states the construction of a railroad through an indian reservation

The discovery of gold and the hunting of buffalo and bison also proved a problem, as many Indians would hunt on lands that were supposedly given to whites. The discovery of gold created an influx of European immigrants who wanted to settled in the region and this caused further tension.

4. great depression

In my honest opinion , i’d say franklin d roosevelt was a president that impacted our nation , i say this because fdr is voted among top three best us presidents and he was the longest serving president by 3 terms , usually presidents only supposed to have two terms increments of 4 years , equivalent to 8 years total before election time. and he established the fdic , through the 1933 banking act and he established the us , social security system , during his presidency, and established a national minimum wage , through the fair labor standards act , fdr led the allied coalition to victory in wwii and he played a major role in the creation of the united nations.