CREATE TABLE table_39288 ("Date" TEXT, "Jurisdiction" TEXT, "Ronald Reagan" TEXT, "George H. W. Bush" TEXT, "John B. Anderson" TEXT, "Howard Baker" TEXT, "John Connally" TEXT, "Phil Crane" TEXT, "Bob Dole" TEXT)

Name the date for oregon jurisdiction
SELECT "Date" FROM table_39288 WHERE "Jurisdiction" = 'oregon'
SELECT "Date" FROM "table_39288" WHERE "Jurisdiction" = 'oregon'