Why would studying s. pneumoniae be an important topic in the 1920s?

This chart shows american troop strength during what conflict? a) gulf war b) korean war c) vietnam war d) world war ii

What impact did company towns have on working conditions? company towns were ideal places to live because of the cheap prices of company stores. entertainment value in company towns made them attractions for those in rural areas. education provided by company towns workers to progress in the company. conditions in some towns indebted workers to trap them in the labor system.

15 points to the "charlemagne" section, what were the two policies that charlemagne implemented when he took the throne? what was the result of the policies and how did it impact his warriors?