CREATE TABLE table_204_543 (id DECIMAL, "national team" TEXT, "title ( s ) \ represented" TEXT, "first\ worn" DECIMAL, "number\ of stars" DECIMAL, "notes" TEXT)

which countries do not have multiple stars ?
SELECT "national team" FROM table_204_543 WHERE "number\nof stars" <= 1
SELECT "national team" FROM "table_204_543" WHERE "number\nof stars" <= 1