USD/CHF

USD (US dollar)
Currency unit of the United States of America, Salvador and Marshall Islands. The main world’s reserve currency.
Issued by: Federal Reserve System (Fed)
Price dynamics depends on the interest rates of Fed, inflation and growth rates of the USA.

CHF (Swiss franc)
Currency unit of Switzerland and Liechtenstein. It is traditionally considered to be a safe haven asset. It is usually in great demand during the period of economical and geopolitical tensions.
Issued by: Swiss National Bank 
Price dynamics depends on the interest rates of Swiss National Bank as well as neutral status and high credit rating of the country.