Lady Gaga  in St. Petersburg

Lady Gaga has taken to her Twitter to express her 'gratitude' to Russian Prime Minister Dimitry Medvedev for opposing regional laws that forbid minors from receiving information about homosexuality.

The pop star, who has never been shy about her support for gay, bisexual and transgender rights, arrived in the historic city on Friday for a performance and was welcomed by a mob of fans at the airport.

To Russia with love: Lady Gaga arrived in St. Petersburg for a performance and was welcomed by a mob of fans on Friday

Thank you tweets: The singer took to Twitter to thank Russian Prime Minister Dimitry Medvedev for supporting gay rights

'Thank You Prime Minister Medvedev for not standing by your party's anti gay propaganda law & instead supporting my show+fans all over Russia,' she tweeted.

She added in a separate message: 'Prime Minister Medvedev please accept my gratitude I am looking forward to performing in RUSSIA & celebrating our cultures coming together.'

Gracious: Lady Gaga signed autographs and posed with her fans

St. Petersburg is one of the three Russian cities that have recently passed bills imposing fines of up