This Financial Times news briefing from January 27th covers three major stories with host Sonia Hudson and correspondents Ian Smith (senior markets) and Michelle Chan (U.S. credit).

The episode examines controversial U.S. conditions for Ukrainian security guarantees, dramatic currency movements in the yen and dollar markets, and the massive shift toward tech company borrowing in corporate bond markets driven by AI infrastructure spending.

Ukraine Faces Territorial Concession Pressure

Trump administration reportedly told Ukraine it must cede eastern Donbass region for U.S. security guarantees, according to eight sources familiar with talks

White House denied the reports as "totally false" while Ukrainian and European officials described it as strong-arm tactics

Giving up Donbass remains a red line for President Zelensky and majority of Ukrainians according to recent polling

Currency Markets Signal Potential Intervention

Japanese yen jumped 1% against dollar to four-month high amid speculation of coordinated U.S.-Japan currency intervention

U.S. authorities conducted "rate checks" with banks on dollar-yen positions Friday, traditionally signaling preparation for intervention - Ian Smith

Japan wants to prevent yen weakness that could worsen concerns about "sustainability of Japan's vast government debt" - Ian Smith

U.S. has aligned interest to prevent "disorderly sell-off in Japanese bond market" that creates volatility in U.S. government bonds - Ian Smith

Swiss franc reached strongest levels against dollar, potentially triggering Switzerland's own intervention under September U.S. agreement

Tech Giants Reshape Corporate Bond Market

Hyperscaler bond issuance expected to surge from $44 billion in 2024 to $400 billion in 2025, nearly a 10-fold increase - Michelle Chan

By 2030, half of top 10 U.S. investment-grade bond borrowers will be AI infrastructure companies according to Apollo Global Management

Oracle's borrowing costs rose 0.75 percentage points in three months after $18 billion September bond issuance, costing "billions of dollars in the long run" - Michelle Chan

Banks retreating from bond market due to regulatory changes reducing their borrowing needs over coming years

Investors worry about concentrated AI risk across portfolios and potential overcapacity in AI infrastructure that "would not be profitable until years later or not at all" - Michelle Chan