What do the dates next to nearly all sections of the wall show?

According ti the following map, what are the most common mineral resources found in the united states?

Which of the following events did not occur as a result of china’s open-door policy? a. trade between japan and china was encouraged. b. all countries were given equal access to chinese ports. c. foreign influence in china increased. d. the influence of the communist party weakened.

Russia is to the east if germany ? true or false