New Delhi, March 31 -- A group of friends in their mid-20s campaigned door to door last week in a small Hungarian city, supporting a political movement that soon could end Prime Minister Viktor Orban 's 16-year grip on power.

The young men from Hungary's Lake Balaton region were volunteering for the center-right Tisza party and its leader, Peter Magyar, and campaigning to move past what they described as Orban's broken system.

"We've lived our whole lives in this system, and we want to see what it could be like outside of it," said Florian Vegh, a 25-year-old student. "I can say on behalf of my fellow university students and my friends that this system is absolutely dysfunctional."

A generational gap is widening, with Hungary's youth p...