CREATE TABLE table_18425 ("District" TEXT, "Incumbent" TEXT, "Party" TEXT, "First elected" FLOAT, "Result" TEXT, "Candidates" TEXT)

What party did Hale Boggs belong to?
SELECT "Party" FROM table_18425 WHERE "Incumbent" = 'Hale Boggs'
SELECT "Party" FROM "table_18425" WHERE "Incumbent" = 'Hale Boggs'