Editing 1720 (section)

=== April&ndash;June ===
* [[April 4]] &ndash; The Riksdag of the Estates elects Frederick I new King of Sweden.
* [[April 17]] &ndash; [[Bajirao I]] appointed as the [[Peshwa]] of the [[Maratha Confederacy|Maratha Empire]] by [[Shahu I|Chhatrapati Shahu]] succeeding his father Peshwa 
* [[May 3]] &ndash; The coronation of King [[Frederick I of Sweden]] takes place in Stockholm, six weeks after his rule began.
* May &ndash; [[Great Plague of Marseille]] begins. The last major outbreak of [[bubonic plague]] in western Europe, the disease kill over 100,000 people in the city and surrounding area of France.<ref>{{cite book|first1=Roger|last1=Duchêne|first2=Jean|last2=Contrucci|title=Marseille, 2,600 ans d'histoire|year=2004|publisher=Fayard|isbn=978-2-213-60197-7|language=fr|url-access=registration|url=https://archive.org/details/marseille2600ans0000duch|chapter=Chapter 42|pages=360–78}}</ref>
* [[May 20]] &ndash; The [[Treaty of The Hague (1720)|Treaty of The Hague]], signed between Spain and the Quadruple Alliance (Britain, France, the Netherlands and Austria) on February 17, goes into effect.  Spain renounces its claims to the Italian possessions of the French throne, and Austria and the Duchy of Savoy trade [[Sicily]] for [[Sardinia]].
* [[May 25]] &ndash; The British privateer ''Speedwell'', captained by [[George Shelvocke]], is wrecked on the uninhabited island of [[Más a Tierra]], the same island where Alexander Selkirk was marooned for five years; the island off of the coast of [[Chile]] is later called [[Robinson Crusoe Island]]. The crew is marooned for five months but is able to build a boat from timbers salvaged from the wreck, and is able to escape the island on October 6.
* [[June 1]] &ndash; British silversmiths are once again allowed to use [[sterling silver]] after 24 years of being limited to a higher quality (but softer) [[Britannia silver]].
* [[June 11]] &ndash; The British Parliament approves the [[Bubble Act]] (officially the Royal Exchange and London Assurance Corporation Act 1719), prohibiting the formation of joint-stock companies without prior approval by royal charter.
* [[June 19]] &ndash; At [[Burhanpur]] (in the modern-day Indian state of [[Madhya Pradesh]]), the Nizam-ul-Mulk of Hyderabad survives an attempted ambush by [[Mughal Empire]] forces dispatched by the Sayyid brothers (Syed Abdullah Khan and Syed Husain Ali Khan Barha) and goes on to establish a rival state in southern India.    
* [[June 25]] &ndash; The "[[South Sea Bubble]]", the phenomenal growth of the [[South Sea Company]], reaches its peak as South Sea stock is priced at £1,060 a share. By the end of September, as panic sales are made, the price falls to £150.