| 1863: | 20th Battalion Volunteer Militia (Infantry), Canada │ |
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| 1866: | merged into 19th “Lincoln” Battalion of Infantry |
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| 1866: | 20th “Halton” Battalion of Infantry │ |
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| 1872: | 20th “Halton” Battalion of Rifles │ |
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| 1881: | 20th Halton Battalion “Lorne Rifles” │ |
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| 1900: | 20th Halton Regiment “Lorne Rifles” |
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| 1909: | 20th Regiment “Halton Rifles” |
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| 1920: | 1st Battalion (37th Battalion, CEF), |
2nd Battalion (76th Battalion, CEF), |
3rd Battalion (164th Battalion, CEF), |
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| The Halton Rifles | ||||||||
| [Non Permanent Active Militia] | [Reserve] | [Reserve] | ||||||
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| 1931: | The Lorne Rifles (Scottish) | |||||||
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| 1936: | merged into The Lorne Scots (Peel, Dufferin and Halton Regiment) |
disbanded | disbanded | |||||
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| Overseas battalions of the Canadian Expeditionary Force perpetuated by The Lorne Scots (Peel, Dufferin and Halton Regiment) |
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| 37th (Northern Ontario) Battalion | 76th Battalion | 164th (Halton and Dufferin) Battalion |
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