Failure of cross-cultural romantic relationships.Why?

As we discussed in previous post,there are factors bring to cross-cultural romantic relationships.However, why do some of these relationships come to failure?

NOR RUHIL BINTI ABDUL RASID A128123

Exploring cross-cultural romantic relationships: what factors encourage cross-cultural romantic relationships?

Cross-cultural romantic relationships refer to couples who do not share a common linguistic or cultural background.Besides that,it shows difference in term of nationality,ethnicity,belief and religion.
So,what is actually drive some couples to cross-cultural romantic relationships?Any comment?

Cheng Yee Ting (A127169)