There are many different types of visas you may use to come into the United States. Each visa has specific uses. You should understand what they are so you apply for the correct one before your trip to Illinois. One of the options and a common choice is a visitor visa.
Immigration laws state very clearly that the government of the United States does not extradite people living legally within its borders from states such as Illinois to other countries unless there is evidence that they have done something wrong. Nevertheless, the current administration allegedly weighed expelling a Turkish cleric to his home country as a political maneuver in order to relieve pressure on Saudi Arabia with regard to the death of a journalist killed in the Saudi embassy in Turkey.
Thousands of employers apply for a single pool of visas every April called H-1B visas. These visas are temporary nonimmigrant visas meant for new hires in "specialty occupations," which are mainly in STEM fields. U.S. Citizen and Immigration Services (USCIS) issues only 85,000 each year, setting aside 20,000 for graduates with master's degrees or doctorates from U.S. universities. These visas are in high demand and tend to go quickly.
The topic of immigration is quite controversial in Illinois depending on who you ask. Some people firmly believe that immigrants should be allowed a degree of tolerance in their quest to seek protection in a country that prioritizes free speech and freedom. Others vehemently oppose the entry of anyone into the country without adherence to stringent protocols designed to regulate who is allowed into the country.
On October 10, 2018, the Trump Administration has made a family immigration more challenging by releasing a proposed rule regarding a proposed change to the "public charge" ground of inadmissibility. The public charge factor for inadmissibility has long been in the Immigration and Naturalization Act and until this point, "public charge" has been used to describe a person who likely will become dependent on the government for subsistence.