"Switzerland's external (foreign) debt is significantly larger than its domestic debt, representing about 226% of GDP, whereas the broader national public debt (domestic and external combined) stands at approximately 30-40% of GDP"
External (foreign debt) is not the same as government debt. Your examples of Switzerland and Germany are not correct, because they are not governments debts alone but debts from banks, companies and other financial institutions from those countries.
Ulifaa kutuambia out of the 30-40% Switzerland's National Debt to GDP what percentage is external and what percentage is domestic? Hio ndio swali Teargass aliuliza.
Gazprom has had many of its own refineries bombed by Ukraine, and some are still yet to come back online.
It would be a fantasy to imagine they have any capacity to invest overseas for years to come.