Image Details
In addition to granting U.S. citizenship to Puerto Ricans, the Jones-Shafroth Act separated powers among the island’s three branches of government and established a bill of rights. With the outbreak of World War I, U.S. officials viewed Puerto Rico as vital to protecting the newly-opened Panama Canal. The act was viewed as a way to strengthen the bonds between the island and the mainland.
Records of the U.S. Senate, National Archives and Records Administration