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| Date from | Date to | Event | Source |
|---|---|---|---|
| 1748 | Entered the Royal Naval Academy at Portsmouth | ODNB | |
| 11.7.1754 | Passed the Lieutenant's Examination ADM 107/4/279 | RNLPC | |
| 7.8.1754 | Passed the Lieutenant's Examination | ODNB | |
| 28.1.1755 | Lieutenant ADM 6/18/161 | CSORN | |
| 19.11.1756 | Commander ADM 6/18/381 | CSORN | |
| 19.11.1756 | 17.8.1757 | Fortune (14), Commander and Commanding Officer ADM 6/18/381 Issued by Lord Edward Hawke (1st Baron Hawke of Towton) (1704/5-1781), English Channel Commission confirmed 5.4.1757 | BWAS-1714 |
| 17.8.1757 | Captain ADM 6/18/429 | CSORN | |
| 17.8.1757 | 1.11.1757 | Gibraltar (20), Captain and Commanding Officer ADM 6/18/429 | BWAS-1714 |
| 17.4.1758 | 8.5.1761 | Melampe (36), Captain and Commanding Officer ADM 6/18/502 | BWAS-1714 |
| 20.3.1759 | Action of 20 March 1759 | ||
| 29.3.1761 | 11.6.1761 | Expedition against Belle-Isle | |
| 4.5.1761 | 18.11.1763 | Aeolus (32), Captain and Commanding Officer ADM 6/19/313 | BWAS-1714 |
| 24.10.1766 | 1.11.1769 | Hero (74), Captain and Commanding Officer ADM 6/20/140 | BWAS-1714 |
| 7.12.1770 | 7.12.1773 | Resolution (74), Captain and Commanding Officer ADM 6/20/321 | BWAS-1714 |
| 4.1776 | 1780 | Preston (50), as Flag Officer, Commodore | BWAS-1714 |
| 6.12.1776 | 8.12.1776 | Commanded the British Escorts at the Occupation of Rhode Island | |
| 14.12.1778 | 15.12.1778 | Battle of St. Lucia | |
| 17.1.1780 | 17.8.1781 | Vengeance (74), as Flag Officer, Commodore | BWAS-1714 |
| 17.4.1780 | Battle of Martinique | ||
| 15.5.1780 | Action of March 15 1780 | ||
| 19.5.1780 | Action of March 19 1780 | ||
| 1.5.1782 | 31.3.1783 | Edgar (74), as Flag Officer, Commodore | BWAS-1714 |
| 20.10.1782 | Battle of Cape Spartel | ||
| 24.9.1787 | Rear-Admiral of the Red ADM 6/23/416 | CSORN | |
| 16.5.1790 | 9.9.1791 | Princess Royal (98), as Flag Officer, Vice-Admiral | BWAS-1714 |
| 21.9.1790 | Vice-Admiral of the Blue ADM 6/24/68 | CSORN | |
| 1.1793 | 1.1796 | Britannia (100), as Flag Officer, Vice-Admiral | BWAS-1714 |
| 1.2.1793 | Vice-Admiral of the White ADM 6/24/200 | CSORN | |
| 12.4.1794 | Vice-Admiral of the Red ADM 6/25/30 | CSORN | |
| 14.3.1795 | Action off Genoa | ||
| 4.5.1795 | 11.1795 | Appointed Commander-in-Chief — The Mediterranean Sea ADM 6/25/184 | ADM 6/25 |
| 13.7.1795 | Commander-in-Chief at the Battle of Hyeres | ||
| 13.7.1795 | Battle of Hyeres | ||
| 7.3.1797 | Created 1st Baron Hotham | ODNB | |
| 14.2.1799 | Admiral of the White | CSORN | |
| 9.11.1805 | Admiral of the Red | CSORN | |
| 18.7.1811 | Succeeded as 11st Baronet Hotham | ODNB |