This Day In History--July 15

1869--Margarine was patented in France by Hippolyte Mege Mouries.

1870--Georgia became the last of the Confederate States to be readmitted to the Union.

1918--The Second Battle of the Marne began during World War I.

1948--John J. Pershing, whose leadership in World War I earned him the title General of the Armies of the United States, died in Washington, DC.

1975--The Russian Soyuz and the U.S. Apollo launched. The Apollo-Soyuz mission was the first international manned spaceflight.

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