Lithuania. According to the new constitution, which was ratified in October 1992, the President is the head of the state of Lithuania. The President is direcly elected to a five-year term. The highest legislative authority is the Seimas, or parliament, a unicameral body composed of 141 members elected to four-year terms. Seventy-one seats in the Seimas are determined by direct popular vote, while the remaining seats are allocated on a proportional basis to each party that receives 5 per cent or more of the total vote. The President appoints the Prime Minister, subject to approval by the Seimas.Latvia. The national legislature of Latvia, called the Saeima, is a unicameral body composed of 100 members. The members are elected by popular vote to three-year terms. The legislature elects the President to serve as Head of State, and the President serves a term of three years and three months. With the approval of the legislature, the President selects the Prime Minister and the Cabinet, who carry out the day-to-day operations of the government.Estonia. The new constitution of the Republic of Estonia, approved by a referendum in 1992, allows for a unicameral national legislative body, the Riigikogu. The 101 members of the Riigikogu are elected by direct popular vote to four-year terms. The head of stste, the President, is elected by the parliament and is granted limited executive authority. The President selects the Prime Minister who forms the cabinet, which consists of 15 ministers.