1- Being broud of india doesn't change anything

2- Most of the "inventions and discoveries" you mentioned about india are false

3- Just look at how many languages and religions are there in india , hundreds of them.So where is the unity you are talking about

4- India do has history but marked with poverty and slavery

5- indians ar every well-known for their copy-and-paste approach just look at there movies and see how they try to mimic every thing western.they have even changed their names to gain some respect