Robert de La Salle claimed the Louisiana Territory for FRANCE 1763: The French ceded the Louisiana Territory to SPAIN after being defeated in the Seven Years' War. 1800: Spain returned the Louisiana Territory to France with pressure from FRANCE. 1803: France sold the Louisiana Territory to THE UNITED STATES for 15 million dollars.
Answer:
The Dred Scott vs. Sandford case could effect the presidential campaign of 1860 because candidates would have to know address whether or not slavery would be allowed in Northern states. Since this case stated that slaves are property and can be brought into free territories, this greatly effects the Northern states who already outlawed slavery. Based on the Supreme Court ruling, the states would have to abide by this law. Now, presidential candidates must answer the question of whether or not they will allow slavery to exist in all states in the US.
Explanation:
The main concern of historiography is bias.
Oral historians, because many of the ancient civilizations got passed down beliefs which led them to be able to get their customs and beliefs through oral historians
