In which film did Judi Dench receive her first Academy Award nomination?

Dame Judith Olivia Dench (born 9 December 1934) is an English actress. Widely considered one of Britain's greatest actors, she is noted for her versatility, having appeared in films and television programmes encompassing several genres, as well as for her numerous roles on the stage. Dench has garnered various accolades throughout a career that spans seven decades, including an Academy Award, a Tony Award, two Golden Globe Awards, four British Academy Television Awards, six British Academy Film Awards, and seven Olivier Awards.

In 1997, Dench appeared in her first starring film role as Queen Victoria in John Madden's teleplay "Mrs Brown", which depicts Victoria's relationship with her personal servant and favourite John Brown, played by Billy Connolly. Filmed with the intention of being shown on British Broadcasting Corporation (BBC) One, it was eventually acquired by Miramax mogul Harvey Weinstein.

Released to generally positive reviews and unexpected commercial success, going on to earn more than $13 million worldwide, the film was screened in the Un Certain Regard section at the 1997 Cannes Film Festival. For her performance, Dench garnered universal acclaim by critics and was awarded her fourth British Academy of Film and Television Arts (BAFTA) and first Best Actress nomination at the 70th Academy Awards.