The role of a president of a Country in simcountry is quite simple, survive and prosper. A president must be able to protect his country from invasion, unless the president has Secured Mode on their country. The most important job of a president is to build up the economy of his country, which will give the capital to finance military ventures, social programs, and financial growth in their country. * The Role of a president can be divided into two areas, and three further subcategories.