Why did the populist party want the government to own railroads and telegraph and tele- phone systems?

The Populist Party urges the government to own the railroads as well as the telegraph and telephone systems primarily because these infrastructures were run by large companies in monopoly. As a result, they were being charged at unfairly high rates. Thus, they wanted the government to step in and ensure that the citizens are provided with the necessary utilities at fair prices. 

One key element is humour! the man probably represents a politician or worker!

Cherokee  removal, part of the trail of tears, refers to the  forced  relocation between 1836 and 1839 of thecherokee  nation from  their lands ingeorgia, south carolina, north carolina, tennessee, texas, and alabama to the indian territory (present day oklahoma)  in  the thenwestern united states, and the resultant deaths