In the case of McDonald v. Chicago (2010) the Supreme Court ruled that the Second Amendment right to keep and bear arms for self-defense was applicable to the states. This ruling is an example of the application of the doctrine of

Explain how nationalism led to independence in south africa.

Rock concerts musical instruments cell phones and contact lenses are just a few things that are possible because of

According to the federal regulations, which of the following studies meets the definition of research with human subjects? a. a researcher uses the customs office’s passenger lists for ships bringing immigrants to the us between 1820-1845 to track the numbers of immigrants from certain ethnic groups. b. a researcher conducts a linguistic study of comments posted on a local public blog. c. a developmental psychologist videotapes interactions between groups of toddlers and their care givers to determine which intervention methods most effectively manage aggression. d. a researcher asks the director of a local free clinic about the number of patients in the last two years with newly diagnosed hiv/aids.