Claim: In1973 Mexican legislative election the Institutional Revolutionary Party got the highest votes of 10,458,618 while the National Action Party got the 2nd highest votes of 2,207,069.
Evidence: Institutional Revolutionary Party 10,458,618 77.4 National Action Party 2,207,069 16.3 Popular Socialist Party 541,833 4.0 Authentic Party of the Mexican Revolution 272,339 2.0 Non-registered candidates 36,858 0.3