user: Question: What is the date for the Group Union for Europe?
Columns: ['Group name', 'English abbr.', 'French abbr.', 'Formal European Parliament name', 'From']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['European Democratic Union', 'n/a', 'UDE', 'European Democratic Union Group', '21 January 1965']
SQL:

assistant: SELECT "From" FROM "Table" WHERE "Group name" = 'Group Union for Europe';