Today is Tuesday, August 18, the 230th day of 2015. There are 135 days left in the year.

On this date:

In 1838, the first marine expedition sponsored by the U.S. government set sail from Hampton Roads, Virginia; the crews traveled the southern Pacific Ocean, gathering scientific information.

In 1846, U.S. forces led by General Stephen W. Kearny captured Santa Fe, New Mexico.

In 1914, President Woodrow Wilson issued his Proclamation of Neutrality, aimed at keeping the United States out of World War I.

In 1920, the 19th Amendment to the Constitution, guaranteeing all American women’s right to vote, was ratified as Tennessee became the 36th state to approve it.

In 1938, President Franklin D. Roosevelt and Canadian Prime Minister William Lyon Mackenzie King dedicated the Thousand Islands Bridge connecting the United States and Canada.

In 1963, James Meredith became the first black student to graduate from the University of Mississippi.

In 1969, the Woodstock Music and Art Fair in Bethel, New York, wound to a close after three nights with a midmorning set by Jimi Hendrix.