All the slave states passed laws banning the marriage of whites and black people, so-called anti-miscegenation laws, as did several new free states of the former Northwest Territory, including Indiana, Illinois and Michigan. Indiana and Illinois shared borders with slave states across the Ohio and Mississippi rivers.ts laws served as a model for those passed by other states, beginning with South Carolina, Alabama, and Louisiana in 1865, and continuing with Florida, Virginia, Georgia, North Carolina, Texas, Tennessee, and Arkansas at the beginning of 1866.
1 Check the expiration date (condoms can dry and crack if they're old).  Choose condoms made of latex, which is thought to be most effective in preventing STDs. If one of you has an allergy to latex, use polyurethane condoms instead.
1 Abstinence from sex is the only 100 percent effective way to prevent unplanned pregnancies and STDs. 2  For adolescents who are sexually active, using effective contraception (birth control) is necessary to avoid unwanted pregnancies. These methods include oral contraceptives (âthe pillâ), patch, vaginal contraceptive ring, injection or âshot,â implant, and intrauterine device (IUD). 2  Barrier methods of birth control include the male condom, female condom, diaphragm or cervical cap (both require a medical prescription), and spermicides.