Question: 独立宣言是何时签署的
Answer: 1776-08-02; 02 8月 1776; 1776-08-02; 02 08 1776; 02/08/1776; 08/02/1776; 08 02 1776; 02-08-1776; 08-02-1776; 1776 08 02; 1776 8月 02; 1776 august, 02