There are three types of national elections in Romania which are:
Senate: occurs every 4 years. The first election was held in 1864 and the last one was in 2020
Chamber of Deputies: occurs every 4 years. The first election was held in 1864 and the last one was in 2020.
Presidential: occurs every 4 years. The first election was held in 1990 and the last one was in 2019.