Which hide the weakness in the economy in the 1920's?

Iwill be giving 15 points to whoever answers the concept of checks and balances means that each branch of governmenta. has its own powers and responsibilitiesb. is clearly described in articles of the constitutionc. has the ability to correct the other branches in case of an errord. is set up so that in case of constitutional crisis, the governement will continue to operate

After the congress of vienna europe

What did nativists think about chinatowns in the late 1800s?