Israel is a Parliamentary Democracy. The two leaders are the Prime minister and the president. The prime minister has more power than the president. The president chooses someone for the knesset then the other members choose the prime minister.
Saudi Arabia is a monarchy. The country is ruled by a king and his family members. The king is chosen by bloodline so if a king dies the next male will take his place. Only men who are 21 and older can vote for members of low-level government positions.
Turkey is a parliamentary democracy. The leaders are the president and prime minister. The president is the head of state. The president chooses someone from the parliament to be the prime minister. The citizens elect the president. Their parliament is called the grand national assembly. Citizens have to be 18 to vote.