WASHINGTON – President Joe Biden will try to reboot his US domestic fortunes Tuesday in a tense State of the Union speech delivered under the shadow of the spiraling confrontation against Russia over Ukraine. The annual speech to the full session of Congress comes at a hard time for the 79-year-old Democrat. One year into his presidency, Biden’s approval ratings are rock bottom around 40 percent and Republicans — many still in thrall to Donald Trump — are forecast to seize control of the legislature in the November midterm elections. Despite a strong economy, the highest inflation in four deca…