It boasted major public buildings, including the largest basilica north of the Alps, temples, bath houses, an amphitheatre and a large fort for the city garrison.
Londinium was an ethnically diverse city with inhabitants from across the Roman Empire, including natives of Britannia, continental Europe, the Middle East, and North Africa.
Early Anglo-Saxon London belonged to a people known as the Middle Saxons, from whom the name of the county of Middlesex is derived, but who probably also occupied the approximate area of modern Hertfordshire and Surrey.
Although it faced competition for political pre-eminence in the united Kingdom of England from the traditional West Saxon centre of Winchester, London's size and commercial wealth brought it a steadily increasing importance as a focus of governmental activity.
As English resistance to the sustained and escalating Danish onslaught finally collapsed in 1013, London repulsed an attack by the Danes and was the last place to hold out while the rest of the country submitted to Sweyn, but by the end of the year it too capitulated and Æthelred fled abroad.
Earl Harold Godwinson was elected king by the witangemot and crowned in Westminster Abbey but was defeated and killed by William the Bastard, Duke of Normandy at the Battle of Hastings.
The Normans advanced to the south bank of the Thames opposite London, where they defeated an English attack and burned Southwark but were unable to storm the bridge.
The resolve of the English leadership to resist collapsed and the chief citizens of London went out together with the leading members of the Church and aristocracy to submit to William at Berkhamsted, although according to some accounts there was a subsequent violent clash when the Normans reached the city.
By far the most important of these was the Tower of London at the eastern end of the city, where the initial timber fortification was rapidly replaced by the construction of the first stone castle in England.
[14] In 1264, during the Second Barons' War, Simon de Montfort's rebels occupied London and killed 500 Jews while attempting to seize records of debts.
During the mostly calm later years of Elizabeth's reign, some of her courtiers and some of the wealthier citizens of London built themselves country residences in Middlesex, Essex and Surrey.
This was an early stirring of the villa movement, the taste for residences which were neither of the city nor on an agricultural estate, but at the time of Elizabeth's death in 1603, London was still relatively compact.
In the opening years of that century the immediate environs of the City, with the principal exception of the aristocratic residences in the direction of Westminster, were still considered not conducive to health.
Adjoining Moorfields were Finsbury Fields, a favourite practising ground for the archers, Mile End, then a common on the Great Eastern Road and famous as a rendezvous for the troops.
Merchants conducted business in the aisles, and used the font as a counter upon which to make their payments; lawyers received clients at their particular pillars; and the unemployed looked for work.
In addition to those who had specific business at court, increasing numbers of country landowners and their families lived in London for part of the year simply for the social life.
[28] Wren proposed to build main thoroughfares north and south, and east and west, to insulate all the churches in conspicuous positions, to form the most public places into large piazzas, to unite the halls of the 12 chief livery companies into one regular square annexed to the Guildhall, and to make a fine quay on the bank of the river from Blackfriars to the Tower of London.
The last figure emphasises London's role as an entrepot: while it had many craftsmen in the 17th century, and would later acquire some large factories, its economic prominence was never based primarily on industry.
During the reign of Queen Anne an act was passed authorising the building of 50 new churches to serve the greatly increased population living outside the boundaries of the City of London.
Britain's victory in the Seven Years' War increased the country's international standing and opened large new markets to British trade, further boosting London's prosperity.
On his return voyage back to America, the Royal Navy captured him and charged him with treason after finding evidence of a reason of war between Great Britain and the Netherlands.
The urbanised area continued to grow rapidly, spreading into Islington, Paddington, Belgravia, Holborn, Finsbury, Shoreditch, Southwark and Lambeth.
Towards the middle of the century, London's antiquated local government system, consisting of ancient parishes and vestries, struggled to cope with the rapid growth in population.
In what was one of the largest civil engineering projects of the 19th century, he oversaw construction of over 2100 km of tunnels and pipes under London to take away sewage and provide clean drinking water.
During World War I, London experienced its first bombing raids carried out by German zeppelin airships; these killed around 700 people and caused great terror, but were merely a foretaste of what was to come.
London's traditional status as a major port declined dramatically in the post-war decades as the old Docklands could not accommodate large modern container ships.
[64] In the 2016 United Kingdom European Union membership referendum, London was the only region in England, where Remain won the highest share of the vote.
[65] However, Britain’s exit from the European Union (EU) in early 2021 (Brexit) only marginally weakened London’s position as an international financial center (IFC).
[66][67] In 2022, the Elizabeth line railway opened, connecting Heathrow and Reading to Shenfield and Abbey Wood through a tunnel in the city between Paddington and Liverpool Street, revolutionising east-west travel in London.
[68] On 6 May 2023, the coronation of Charles III and his wife, Camilla, as king and queen of the United Kingdom and the other Commonwealth realms, took place at Westminster Abbey, London.