Not borne out. The army was the first to know and they delayed telling the political leaders, heck the army HQ was also informed only after the situation was seen as severe. Advani had zero to do with that.Lk adavni was home minister and deputy PM(only person to hold this post)
Intrusion was done inside india during kargil so home ministry was first to get report and he was also deputy PM.
Sardar Patel was first Dy.PM. Devi Lal was also Dy.PM.
Can only get limited information, most news links of those days aren't functional but here's what's available.During 2001 Gujarat riots when Modi ask for CRPF troops(which is under home ministry) he delayed the process and at the end Modi got almost no support in controlling riots.
just show me one instance of crpf troops being deployed in Gujarat during riots?
Gujarat Riots: the True Story
The 2002 violence in Gujarat, Godhra and after was reported widely by the media, both Indian and Global. The nature of the violence, the role of the state government, and also of the then Chief Minister Narendra Modi were massively debated and discussed. Many contrasting views have been...
books.google.com.au
Not relevant to my point, true Advani wanted to either be PM or supported someone else but post Gujarat riots, he was the one who stopped Modi from being removed.During 2014 his PM candidate was Shiv Raj singh chauhan(current mp CM) . He refused to support Modi till the end. So that's why Modi indirectly threw Jim out of party by forming different section for old age for advisory to party (that has got no use in reality).