Right click on Textbox -->Text Box Properties-->Action-->Go to report-->then click (fx)--> type =Globals!ReportName-->OK-->Then add the Parameters that will generate the data based on a selected Country

Name: ReportingYear |Value: [@ReportingYear]

Name: ReportingMonth...

Thanks alot :-), it works wonders.... but on your steps it seems as you forgot to mention that to setup a postback funtionality on the countries we must add the...