kennedy ultimately decided Deciding to enter Becoming_a_member the 1980 democratic party Participation presidential primaries , but earned Earnings_and_losses only 37.6 % of the vote and lost Earnings_and_losses the nomination to incumbent president jimmy carter .

Also tested Testing were fission devices intended to be used Using as primaries for thermonuclear weapons , and small tactical weapons for air defense Defending .

Earlier that evening , the 42-year-old junior senator from New York was declared Expressing_publicly the winner in the South Dakota and California presidential primaries in the 1968 election Change_of_leadership .

The Democratic primaries took place Process_start on May 8 .