Brent crude remains above $97 a barrel amid renewed fighting between the US and Iran, according to Commerzbank Research in a note. Treasuries recover in Asian trading on Tuesday.
Iran's US dollar revenues are drying up, according to The Wall Street Journal.
Japanese government bond yields fall, with longer-term yields declining faster, as the yen continues to strengthen, said Commerzbank.
Japanese Finance Minister Satsuki Katayama says she remains in close contact with U S Treasury Secretary Scott Bessent as the yen strengthens.
Japanese investors bought 3.5 billion euros of German government bonds in July, the most since February 2025, while selling US Treasuries for a second straight month, added the bank.
Far-left French presidential candidate Jean-Luc Melenchon says the European Central Bank is "driving the country into a wall," according to Commerzbank.