Leader of the Opposition (Pakistan)
The Leader of the Opposition (Urdu: قائد حزب اختلاف), is the people's elected politician who, by law, is the leader of the Official Opposition in Pakistan. The Leader of the Opposition also leads the Official Opposition to National Assembly of Pakistan, a lower house of Pakistan Parliament. The Leader of the Opposition is normally the leader of the largest party not within the government which is usually the second largest political party in the National Assembly. In established democracies he or she is normally viewed as an alternative Prime Minister. There is also a Leader of the Opposition in the Senate, who is elected / nominated separately.
A list of the leaders of the Opposition before and according to the 1973 Constitution of Pakistan;