Mass suicides in Jonestown. Over 900 people committed suicide at the behest of Jim Jones the founder and head of a group called Peoples Temple. Formed in Indianapolis, Indiana, in the mid-1950s, members of the group moved to Guyana in 1974 and set up a settlement outside Georgetown and called it Jonestown.

Push button phones are used for the first time. Bell systems started replacing rotary dial phones by push button phone in the United States. Push button phones use keys or buttons to dial a number.

End of the Somme Offensive. The battle was bought between German forces on one side and British and French forces on the other during the First World War. Thought to be one of the bloodiest battles of the 20th century - the conflict started on July 1, 1916, and was fought on the banks of the river Somme in France.

Hay-Bunau-Varilla Treaty signed between Panama and the US. The treaty created the Panama Canal Zone and set up the terms for the construction of the Panama Canal. Until 1979, the Panama Canal Zone was a territory of the United States. The French began construction on the Panama Canal in 1881 but had to stop due to engineering problems. The US took over the construction in 1904 and finished building the canal in 1914.

Canadian and American railroads adopt time zones. Prior to this, most cities had their own local time, making it difficult for railways to be on time and confusing passengers. To solve this problem, private railways decided to divide the continent into 4 distinct time zones - the lines of which are very close to the time zone lines today.