On January 15th Brazil was forced to float its currency.

1月15日巴西被迫让其货币自由浮动。

《柯林斯英汉双解大词典》

The deadline is January 15th.

截止日期是1月15日。

youdao

Spirit on Mars –January 15th, 2004

2004年1月15日：“精神”号火星探测车平安“登火”。

youdao

On January 15th, the engines of a US Airways plane lost power shortly after takeoff from LaGuardia Airport in New York City.

VOA: special.2009.01.30

They were first reported in Bong County in northern Liberia on January 15th.

VOA: special.2009.01.27

January 15th was the Reverend King's birthday.

VOA: special.2009.01.16

When the government allowed the real to float on January 15th, investors were euphoric.

ECONOMIST: Still a big risk

The reason is, as we see later on -- remember, this is January 15th.

CNN

Late on January 15th, Mr Pilip and Nomura were in talks to cut a deal.

ECONOMIST: Czech banks