Identify Three challenges to building the railway and describe how each was overcome. Did the people get involved with the railway project make the best decisions to overcome these challenges? Why or Why not?

Brianliestttme : ) how did imperialism contribute to the start of world war i? germany was the first to attempt to expand their empire. germany's attempts to defend newly independent nations sparked conflict in europe. violent independence protests in colonized nations spread to the european continent. germany's attempts to build a global empire put them in conflict with other imperialist nations.

Which best describes how president kennedy apples to the audiences at the beginning of his speech?

"if i have seen farther than others," said newton, "it is because i have stood on the shoulders of giants." who were the giants to whom newton was referring? could this be said of any scientific accomplishment? explain.