Shares in European aerospace and defence companies soared to record highs this week, elevating expectations for the continent’s military tech startups. Britain’s BAE Systems leapt by 9% on Monday, while Germany’s Rheinmetall jumped by 14%. Stocks in Sweden’s Saab, Italy’s Leonardo, and France’s Thales also boomed. By the day’s end, the Stoxx Europe aerospace and defence index had hit [...]