To qualify as a leaderhead in C2C the leader must imo really have had a great impact on defining the country they led or have been historically significant in another way.
Reagan might be argued to be the most recent leader of USA that really defined the nation from one thing to another.
Bill Clinton does not qualify and certainly not Hillary, the Bush family does not qualify and neither does Obama, nor Trump.
It is often the oldest leaders that define a nation, or those that changed the political borders or international relations between countries in a significant way.
Reagan might be argued to be the most recent leader of USA that really defined the nation from one thing to another.
Bill Clinton does not qualify and certainly not Hillary, the Bush family does not qualify and neither does Obama, nor Trump.
It is often the oldest leaders that define a nation, or those that changed the political borders or international relations between countries in a significant way.