But the Great Depression starting in 1929 ruined the GOP in the city .
Pittsburgh was a Republican stronghold starting in the 1880s , and the Republican governments provided jobs and assistance for the new immigrants in return for their votes .
The Great Depression starting in 1929 ruined the Republican in the city .
Pittsburgh was a Republican stronghold starting in the 1880s , and the Republican governments provided jobs and assistance for the new immigrants in return for their votes .