KIEV, Feb. 8 ??“ The Regions Party, the biggest opposition group, gained the most popular support among potential voters over the past two weeks of January, strengthening leadership ahead of March 26 election, poll data showed.

President Viktor Yushchenko??™s Our Ukraine group also performed strongly in the period, strengthening its position as the second most popular party, data by the Razumkov Center, an independent think tank, show.