if the advertising is done around an emotional theme does it work better or not ?

It will definitely work better.
Advertising that generates an emotional response has two benefits.
Firstly, it can help the emotions transfer to the brand, shaping the brand perceptions.
Secondly, it can help generate engagement and memorability.
The generation of emotion is crucial for successful advertising.

if we work through the nationalism or on the ethics of certin nation i thing it can genrat empotional bonding towords the brand