How can I keep techs from advancing?

[Bratboy]

How can I stop the techs from advancing? I would like to keep my game in the renaissance era. I do not want it to advance to the modern age. I'm playing BTS. Can someone help?

Thanks
Bratboy

 

[The_J]

Try this., it does what you want, i think.

 

[Bratboy]

Thanks The_J
Works Great! Just what I needed.