Category:1840s in the United Kingdom

• 1840s in England‎ (15 C)
• 1840s in Ireland‎ (14 C, 12 P)

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• 1840s in the British Empire‎ (31 C)

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• 1840s disestablishments in the United Kingdom‎ (15 C)
• 1840s establishments in the United Kingdom‎ (15 C)

0–9

• 1840 in the United Kingdom‎ (11 C, 6 P)
• 1841 in the United Kingdom‎ (11 C, 10 P)
• 1842 in the United Kingdom‎ (11 C, 7 P)
• 1843 in the United Kingdom‎ (11 C, 7 P)
• 1844 in the United Kingdom‎ (11 C, 5 P)
• 1845 in the United Kingdom‎ (11 C, 6 P)
• 1846 in the United Kingdom‎ (11 C, 7 P)
• 1847 in the United Kingdom‎ (11 C, 6 P)
• 1848 in the United Kingdom‎ (11 C, 7 P)
• 1849 in the United Kingdom‎ (11 C, 7 P)

C

• Chartism‎ (2 C, 23 P)
• 1840s in the United Kingdom by city‎ (2 C)
• 1840s crimes in the United Kingdom‎ (1 C)

L

• 1840s in British law‎ (10 C)

P

• 1840s in British politics‎ (2 C)

S

• 1840s in Scotland‎ (12 C, 12 P)
• 1840s in British sport‎ (11 C)

W

• 1840s in Wales‎ (11 C, 2 P)

A

• Artemisia (ship)

E

• Experimental Squadron (Royal Navy)

L

• List of Acts of the Parliament of the United Kingdom, 1840–1859

M

• Maynooth Grant
• Second Melbourne ministry

O

• Oregon boundary dispute

P

• List of United Kingdom Parliament constituencies (1832–1868)
• Second Peel ministry

R

• Railway Mania
• First Russell ministry

W

• 1840s in Wales