WASHINGTON—The Biden administration is leaning toward sending a significant number of Abrams M1 tanks to Ukraine and an announcement of the deliveries could come this week, U.S. officials said. The announcement would be part of a broader diplomatic understanding with Germany in which Berlin would agree to send a smaller number of its own Leopard 2 tanks and would also approve the delivery of more of the German-made tanks by Poland and other nations. It would settle a trans-Atlantic disagreement over the tanks that had threatened…
