Based on this document, state one problem created during the Second Industrial Revolution that Jacob Riis was trying to expose in How the Other Half Lives. How could this photo help Jacob Riis achieve his goals as a muckraker? Use evidence from the photo to support your response.

Why did un coalition troops battle iraqi forces in 1991? iraq had invaded saudi arabia, along with its other border nations.iraq had invaded kuwait, which was a major source of the world's oil.the united nations wanted to remove saddam hussein from power.the united nations wanted to prevent the trade of illegal drugs.