CREATE TABLE table_53771 ("Group name" TEXT, "English abbr." TEXT, "French abbr." TEXT, "Formal European Parliament name" TEXT, "From" TEXT)

What is the date for the group union for Europe?
SELECT "From" FROM table_53771 WHERE "Group name" = 'group union for europe'
SELECT "From" FROM "table_53771" WHERE "Group name" = 'group union for europe'