CREATE TABLE table_34456 ("Colony" TEXT, "Liberation" TEXT, "de facto transfer" TEXT, "Treaty of Cession" TEXT, "de jure transfer" TEXT, "Merger" TEXT)

When was the Treaty of Cession for Karikal Colony?
SELECT "Treaty of Cession" FROM table_34456 WHERE "Colony" = 'karikal'
SELECT "Treaty of Cession" FROM "table_34456" WHERE "Colony" = 'karikal'