Salman Khan is gearing up for the release of his upcoming movie Battle of Galwan. The makers have released the first song from the film, titled Maatrubhumi. Interestingly, the song has a great connection to former Prime Minister Atal Bihari Vajpayee. The emotional depth of Maatrubhumi, the first song unveiled from Salman Khan's upcoming war drama, carries a powerful real-life inspiration behind its lyrics. The song draws from the legendary speeches and timeless poems of Atal Bihari Vajpayee.