How did eastern theatre change over the years (answer in a paragraph)

What primary benefit did theodore roosevelt’s see in digging a canal through panama?

In the supply-and-demand schedule shown above, the equilibrium price for cell phones is $25 $100 $200

I’m learning abt the manifest destiny and i don’t know who the people are in the picture can someone tell me who is on the left hand side, right hand side, the women in the center? ?