Director Vanessa Hope sheds light on Taiwan’s political predicament and Tsai Ing-wen’s presidency with her new documentary “Invisible Nation.” In 1996, Hope witnessed Taiwan’s first presidential election, which she describes as a transformative experience that later prompted her to explore cross-strait relations from the lesser-known Taiwanese perspective. Find out more about the struggles Hope faced throughout the eight-year filmmaking process on the Taipei Tonight Show with Dennis Nieh.