January–February – the "Great Frost" continues; this will be the coldest known year (and coldest twelve-month period) by average annual temperature across central England for which reliable records are known.[2]
1 June – Plantation Act 1740 or Naturalization Act 1740 of the Parliament of Great Britain comes into effect providing for Protestant alien immigrants (including Huguenots, and also Jews) residing in the American colonies for 7 years to receive British nationality.
Thomas Witherby establishes his stationery business in London, specializing in printing and publishing for the marine insurance industry. By the end of the first decade of the 21st century, as the Witherby Publishing Group, it will claim to be the oldest independent publisher in the English speaking world.
van Duivenvoorde, Wendy (2015). Dutch East India Company Shipbuilding: The Archaeological Study of Batavia and Other Seventeenth-Century VOC Ships. Texas A&M University Press. p.145.