What is a reference physical and political map

Why did macarthur want to invade china? why did truman oppose this?

When geographers describe how two places are related to each other spatially, they are describing a. where the places are located in relation to one another b. what kinds of natural environments are around each place c. how each place is changing over time d. what kinds of cultures are in each place

What border separates sonora and chihuahua national border state border physical boundary natural boundary