The days of relying on America to guarantee peace in Europe are finished

UK prime minister Keir Starmer co-hosted a ‘coalition of the willing’ meeting in Paris with Emmanuel Macron and Volodymyr Zelensky to define how Western security guarantees would police any future Ukraine-Russia peace deal, but the US sent envoys Steve Witkoff and Jared Kushner rather than firm executive commitments. The piece warns that Donald Trump’s unpredictable priorities undermine reliance on US security guarantees, urges Britain and Europe to boost defense capacity (UK active regulars just under 74,000) and meet NATO-related spending goals (noting a 5% of GDP target by 2035), implying a strategic shift that could favor European defense spending and defense-sector exposure.

Analysis

Market structure: A credible transatlantic pullback under a Trump administration increases the odds Europe accelerates defence re‑armament — winners are European defence primes (Rheinmetall RHM.DE, BAE Systems BA.L, Leonardo LDO.MI, Thales HO.PA) and upstream suppliers (steel, specialty metals, munitions). Losers are duration‑heavy sovereign bonds in Europe and cyclical discretionary exposure that will face higher taxes/defence crowding; expect mid‑single‑digit annual uplift in defence capex across major European budgets over 1–3 years.

Risk assessment: Tail risks include rapid escalation to broader NATO involvement or a disruptive US unilateral action that spooks markets — both would spike oil/gas +50–150% and equities would gap lower in days. In the near term (days–weeks) expect FX volatility (EUR/GBP weaker vs USD) and safe‑haven bid for gold; medium term (3–12 months) watch sovereign yield widening as deficits rise; long term (2–5 years) industrial bottlenecks (munitions, chips) constrain delivery and keep inflation higher.

Trade implications: Prefer direct exposure to aerospace & defence via ETFs (ITA or XAR) and selective long stocks RHM.DE and BA.L with 6–12 month horizon; hedge with commodity exposure (COPX or selective steel producers) and a protective allocation to gold (GLD). Use EURUSD 3‑month put spread to express likely EUR weakness and trim long European long‑dated sovereign positions by ~25% within 30 days to reprice duration risk.

Contrarian angles: Consensus underestimates the time and capex needed — ramping munitions & shipbuilding capacity takes multiple years, so early winners will be subcontractors and niche suppliers, not only the primes. The market may overpay primes today; prefer pair trades (long small/medium suppliers, short large capped primes) and use 3–9 month calendar spreads to capture a multi‑quarter re‑rating rather than one‑off rallies.

Key Decisions for Investors

• Establish a 2–3% portfolio long in ITA (iShares U.S. Aerospace & Defense ETF) or XAR (SPDR Aerospace & Defense) within 30 days, target 12–25% upside over 6–12 months if European defence budgets accelerate; size as rotated overweight versus core equities.
• Initiate a 1.5–2% long position in Rheinmetall (RHM.DE) and 1.5% in BAE Systems (BA.L), stagger entries over 4 weeks; sell 1–2% position if either rallies >25% to lock profits and redeploy into smaller subsystem suppliers.
• Buy a 3‑month EURUSD put spread (sell 1.06/1.04 put, buy 1.00/0.98 protection) sized to offset 1–2% FX exposure, expecting EUR downside on higher European deficits and USD safe‑haven flows within 1–3 months.
• Allocate 1–2% to COPX (copper miners ETF) and 1% to GLD as inflation/commodity hedges; these act as supply‑bottleneck hedges if defence orders push raw material demand up over 3–18 months.
• Reduce exposure to long‑dated UK/German sovereign bonds by ~25% (trim duration exposure within 30 days) and redeploy into short‑duration cash or floating‑rate instruments to guard against yield shock from increased defence spending over 12–36 months.