of state of a given State certified the ratification, or the date on which the Secretary of State. of the United States received a copy of said certificate, or the date on which he proclaimed that. the amendment had been ratified are not controlling.
Knowledge center. Rubella, also known as German measles, is an infectious disease caused by the rubella virus. The virus passes from person-to-person via droplets in the air expelled when infected people cough or sneeze-the virus may also be present in the urine, feces and on the skin.ubella is caused by an extremely infectious virus that is transmitted from person-to-person in droplets in the air. When an infected person sneezes or coughs, those nearby are at risk of becoming infected.
The incubation period for rubella is 14-23 days, with an average incubation period of 16-18 days. This means that it can take 2-3 weeks for a child to get rubella after being exposed to someone with the disease.