The medical advancements came out of research occurring during WWI. The polio vaccination introduced in 1955, changed the outlook for children in America who may have been diagnosed with the disease. This innovation extended the life expectancy and made it more likely children would make it to adulthood. This increased the size of families as more children would live past childhood and not die from now preventable diseases. The Green Revolution will emerge in the 1960s after the release of Rachel Carson's book Silent Spring. This book showed the damaging impact people had on the environment. Efforts would produce a return to more natural methods as well as recycling programs. In the 1970's, Nixon introduced Earth Day and created the EPA. The space program was created as an extension to the arms race with the USSR. Rocket technology helped to create the NASA program which was a federal means of producing innovation for both war and space travel. This drive became an important part of the Cold War and the ability to show the USSR that the US was more advanced and more intelligent.
most employers were just comfortable knowing they had people to do the work for pay, but held no responsibility for workers who were careless enough to get hurt on the job
Revoutabary wars :Siege of Boston. Battle of Long Island. Battle of Kip's Bay. Battle of Harlem Heights. Battle of Trenton. Battle of Brandywine. Battle of Germantown. Battle of Monmouth. etc...
The right answer for the question that is being asked and shown above is that: "<span> B. to inform readers about new ideas about the disease using scientific evidence as support." T</span>he two primary purposes of this text is that <span> to inform readers about new ideas about the disease using scientific evidence as support </span>