According to the Commonwealth War Graves Commission, there were eight soldiers named William McBride, and a further six listed as W. McBride, who died in France or Belgium during the First World War but none matches the soldier in the song.
If you do not claim 100% of your self-employed health insurance deduction, you can include the remaining premiums with your other medical expenses as an itemized deduction on Form 1040, Schedule A (PDF).
Offer not valid for existing QuickBooks Self-Employed subscribers already on a payment plan. Pays for itself (TurboTax Self-Employed): Estimates based on deductible business expenses calculated at the self-employment tax income rate (15%) for tax year 2017. Actual results will vary based on your tax situation.