Mexico to hold largest ever mid-term polls in history By IANS | 0 Views Mexico to hold largest ever mid-term polls in history. Image Source: IANS News Mexico City, June 5 : Mexico is gearing up for the largest ever mid-term elections in the country's history on Sunday, with tens of thousands of candidates vying to fill more than 20,000 public posts, according to authorities. The race to watch, said political observers, is the one to fill the Chamber of Deputies, or the lower house, in which the ruling progressive National Regeneration Movement (Morena) hopes to maintain or strengthen its qualified majority, as the conservative opposition strives to gain ground, reports Xinhua news agency.