In 1914, President Woodrow Wilson officially proclaimed Mother's Day as a national holiday to be held on the second Sunday of May.
In 1914, President Woodrow Wilson officially proclaimed Mother's Day as a national holiday to be held on the second Sunday of May.
1914年美国总统胡佛·威尔森公开宣布将母亲节定为国家节日，定于五月的第二个星期天。