Radiation its visible light that we see during the day.
America faces many challenges before even reaching San Juan Hill such as 500 villagers fighting off the Americans. Another thing that proved to be difficult was the Spanish shooting down hundreds of American soldiers. However these issues are overcome in the result of capturing Kettle Hill as well as San Juan Hill. All in all, the challenges the Americans faced were due in part to the Spanish defenders of the village and the Spanish artillery.
Declaration of independence
C. African American men were given the right to vote about 50 years after women were given the right to vote