Mirc
Not mIRC!!!
I don't think Poland would be added based on their status as a power, so much as they are a big representation of Slavic based people.
I mean you have many Germanic peoples represented throughout most of Europe, from Scandinavians to French to Germans themselves, but you don't get anything in Eurasia other than Russia. When you look at the choices, Poland is the most notable (or one of) unused slavic peoples.
I think including them would make complete sense, same as an Indochina (Khmer), Amerindian (Iroquois), and Oceanic (debatable) Civ.
How are the French Germanic?
Do you mean the Franks? And if you do, they are not in Civ4 anyway. And in case you didn't know, there are much more than just slavics in Eastern Europe and Russia.
) and acted as the head of government during that time. (until 1795 when Poland was parted a third time). And Hannibal is not the only leader that wasn't the head of his country (I'd say he was). What about Gandhi? Churchill wasn't technically too ("head" is still the Queen/King 
