New Delhi, Jan. 28 -- Hungary's pro-Russian Prime Minister Viktor Orban accused Ukraine on Monday of seeking to meddle in his country's upcoming elections and ordered Kyiv's ambassador to be summoned to the foreign ministry.

The step was the latest in Orban's long-running anti-Ukraine campaign as he seeks to convince voters that the neighboring country, embroiled in a war with Russia since the full-scale invasion began in February 2022, poses an existential threat to Hungary's security and sovereignty.

Orban, who has maintained close ties with Russia, faces what is expected to be the biggest challenge of his 16 years in power during elections scheduled for April 12.

With his right-wing nationalist Fidesz party trailing by double digits...