150 Years of Bourbaki’s Army Between 1 and 3 February 1871, 87,000 men and 12,000 horses in the French army crossed the Swiss border at Les Verrières, Sainte-Croix, Vallorbe and Vallée de Joux and surrendered their weapons and ammunition. The members of this group, known as Bourbaki’s army, were then interned in Switzerland. Issue Date:25.02.2021 Designer:Edouard Castres † Illustrator:Tobias Lauber, Emmenbrücke Printer:Cartor Security Printing, La Loupe, France Process:Offset Colours:4-colour Size:80×33 mm 100 Years of Insulin The Swiss Diabetes Foundation – alongside all diabetes organi- zations in Switzerland and other specialist bodies – is celebrating the 100th anniversary of the discovery of insulin. To mark the occasion, Swiss Post is also issuing a