In History, Today on July 1

The Siege of Nicaea ends as the city surrenders to the Crusaders during the First Crusade.

Johannes Bugenhagen, a close associate of Martin Luther, arrives in Wittenberg, where he becomes a key figure in the Protestant Reformation.

The Union of Lublin is signed, merging the Kingdom of Poland and the Grand Duchy of Lithuania into the Polish-Lithuanian Commonwealth.

The Battle of Gettysburg begins during the American Civil War, marking a turning point in the conflict.

The British North America Act takes effect, creating the Dominion of Canada.

The first Tour de France bicycle race begins, organized by the newspaper L'Auto.

The Battle of the Somme begins during World War I, resulting in over one million casualties.

Ghana becomes a republic and Kwame Nkrumah becomes its first President.

The United States Postal Service introduces the ZIP code system to improve mail delivery efficiency.

The BBC broadcasts its first color television transmission, marking a significant advancement in broadcasting technology.

Sony introduces the Walkman, a portable cassette player, revolutionizing personal music listening.

The sovereignty of Hong Kong is transferred from the United Kingdom to the People's Republic of China, ending 156 years of British colonial rule.

The International Criminal Court (ICC) was established to prosecute individuals for genocide, crimes against humanity, and war crimes.

Smoking was banned in all public indoor spaces in England, following similar bans in other parts of the UK.

Croatia became the 28th member of the European Union.

Greece became the first developed country to miss a payment to the International Monetary Fund (IMF), defaulting on a €1.6 billion loan.

The United Nations Human Rights Council voted to appoint an independent expert to monitor violence and discrimination based on sexual orientation and gender identity.

Mexico held its general elections, resulting in a landslide victory for Andrés Manuel López Obrador, who became the country's first leftist president in decades.

Russia held a national vote on constitutional amendments, which included a provision allowing President Vladimir Putin to potentially remain in power until 2036.

China celebrated the 100th anniversary of the founding of the Chinese Communist Party, with major events and speeches highlighting its achievements.

The European Union's Digital Services Act came into effect, aiming to create a safer digital space and establish a level playing field for businesses.

The United Nations declared the start of the International Decade of Indigenous Languages to promote and protect indigenous languages worldwide.