Complex sentence: The Libertarian Party of Alabama lost its major party status and associated ballot access after 2002 when none of their state wide candidates succeeded in getting 20% of the vote.
Split into simpler sentences: The Libertarian Party of Alabama lost its major party status and associated ballot access after 2002. In order to retain ballot access, a state-wide candidate of the Libertarian Party of Alabama needed to get 20% of the vote.