CREATE TABLE table_71753 ("Election" TEXT, "1st Member" TEXT, "1st Party" TEXT, "2nd Member" TEXT, "2nd Party" TEXT)

Which 1st Member has an election in 1859 and a conservative 2nd Party?
SELECT "1st Member" FROM table_71753 WHERE "2nd Party" = 'conservative' AND "Election" = '1859'
SELECT "1st Member" FROM "table_71753" WHERE "2nd Party" = 'conservative' AND "Election" = '1859'