Question on Technolgy levels...

[unmerged(939)]

Is there a way to tell how other countries in the game are doing tech-wise?

 

[unmerged(1598)]

Check the royal archives; only data from the major nations are available though.

 

[Dark Knight]

In the archives section, you can see the tech levels of the other major nations over time in each tech category as well as army and navy sizes, VPs, and much more.