Building east from california, which railroad bridged ravines and blasted through the sierra nevada's granite ridges?

The Central Pacific Railroad of California.

The Central Pacific Railroad (CPRR) was a rail route between California and Utah which blasted through the sierra Nevada’s granite ridges. It was aimed at completing the western segment of the First Transcontinental Railroad and was built eastwards from the West Coast

germany's government did not have enough money to pay its debts, so it began printing more money, which caused economic problems. germany did not pay off its wwi debts until 2010. germany was also responsible for paying reparations after world war ii.

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