Differences between Early Era and Late Era?

[Shuazoid]

Can i progress from the Early all the way into the late?

What are the differences? Like units/buildings etc?

Thanks!

Btw are there English longbowmen in Early era?

and at what age does late begin? Thanks!

[Mega Tortas de Bodemloze]

Here's a couple of threads that addresses parts of your questions...

Does 6.3 Early Go Onto Late Date?

http://www.twcenter.net/forums/showthread.php?t=411302

Do you prefer Late or Early campaign and why?

http://www.twcenter.net/forums/showthread.php?t=378868

Now the building tree is the same in both early and late era campaigns...

Yes there are Longbowman in the early era...