| 1830 French Revolution 1837 Queen Victoria assumes throne 1854 Crimean War with Russia 1869 Opening of Suez Canal 1871 Franco - Prussian War  | 1789 French Revolution begins 1798 Irish revolt against English rule 1804 Napoleon becomes French Emperor 1805 Battle of Trafalgar, Nelson killed 1815 Battle of Waterloo, Napoleon defeat  | 1740 War of Austrian Succession begins 1762 Catherine II becomes Czarina/Russia 1770 Cook discovers New South Wales 1776 America declares independence 1789 Geo. Washington 1st USA president  | 
![]()  | ![]()  | ![]()  |  George Spencer-Churchill b.1739 4th. Duke Marlborough d.1817  | |||||
![]()  | ![]()  |  George Spencer-Churchill b.1766 5th.Duke of Marlborough d.1840  |  Caroline Russell b. d.1811  | |||||
![]()  |  George Spencer-Churchill b.1793 6th.Duke Marlborough d.1840  | ![]()  |  John Stewart b.1736 7th.Earl of Galloway d.1806  | |||||
![]()  | ![]()  |  Lady-Susan Stewart b.1767 d.1841  |  Anne Dashwood b.1740 d.  | |||||
|  John W Spencer-Churchill b.1822 7th. Duke of Marlborough d.1883  | ![]()  | |||||||
![]()  | ![]()  |  George Stewart b. 8th.Earl of Galloway d.  | ||||||
![]()  |  Jane Stewart b. d.1844  | |||||||
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