About July 18

July 18, 2025 is the 199th day of the year 2025 in the Gregorian calendar. There are 166 days remaining until the end of this year. The day of the week is Friday.

You can browse the full year calendar in case you need it.

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Cancer is the sun sign of a person born on this day. Ruby is the modern birthstone for this month. Ruby is the mystical birthstone from Tibetan origin that dates back over a thousand years.

According to the lunisolar Chinese calendar, there are 214 days remaining before the start of the next Chinese New Year.

What Happened On July 18

  • 390 BCE
    Roman-Gaulish Wars: Battle of the Allia – a Roman army is defeated by raiding Gauls, leading to the subsequent sacking of Rome.
  • 362
    Roman-Persian Wars: Emperor Julian arrives at Antioch with a Roman expeditionary force (60,000 men) and stays there for nine months to launch a campaign against the Persian Empire.
  • 1290
    King Edward I of England issues the Edict of Expulsion, banishing all Jews (numbering about 16,000) from England; this was Tisha B'Av on the Hebrew calendar, a day that commemorates many Jewish calamities.
  • 1334
    The bishop of Florence blesses the first foundation stone for the new campanile (bell tower) of the Florence Cathedral, designed by the artist Giotto di Bondone.
  • 1656
    Polish-Lithuanian forces clash with Sweden and its Brandenburg allies in the start of what is to be known as The Battle of Warsaw which ends in a decisive Swedish victory.
  • 1812
    The Treaties of Orebro end both the Anglo-Russian and Anglo-Swedish Wars.
  • 1857
    Louis Faidherbe, French governor of Senegal, arrives to relieve French forces at Kayes, effectively ending El Hajj Umar Tall’s war against the French.
  • 1862
    First ascent of Dent Blanche, one of the highest summits in the Alps.
  • 1863
    American Civil War: Battle of Fort Wagner/Morris Island – the first formal African American military unit, the 54th Massachusetts Volunteer Infantry, fails in their assault on Confederate-held Battery Wagner.
  • 1870
    The First Vatican Council decrees the dogma of papal infallibility.
  • 1925
    Adolf Hitler publishes his personal manifesto Mein Kampf.
  • 1944
    World War II: Hideki Tojo resigns as Prime Minister of Japan due to numerous setbacks in the war effort.
  • 1955
    The first Disneyland theme park, in Anaheim, California, officially opens to the public.
  • 1966
    Human spaceflight: Gemini 10 is launched from Cape Kennedy on a 70-hour mission that includes docking with an orbiting Agena target vehicle.
  • 1969
    After a party on Chappaquiddick Island, Senator Ted Kennedy from Massachusetts drives an Oldsmobile off a bridge and his passenger, Mary Jo Kopechne, dies.
  • 1976
    Nadia Comăneci became the first person in Olympic Games history to score a perfect 10 in gymnastics at the 1976 Summer Olympics.
  • 1982
    268 campesinos (“peasants” or “country people”) are slain in the Plan de Sánchez massacre in Ríos Montt’s Guatemala.
  • 1984
    McDonald’s massacre in San Ysidro, California: in a fast-food restaurant, James Oliver Huberty opens fire, killing 21 people and injuring 19 others before being shot dead by police.
  • 1986
    A tornado is broadcast live on KARE television in Minnesota when the station’s helicopter pilot makes a chance encounter.
  • 1994
    The bombing of the Asociación Mutual Israelita Argentina (Argentinian Jewish Communal Center) in Buenos Aires kills 85 people (mostly Jewish) and injures 300.

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