P213 ORACLE 213 Fri31 Dec ITN 0030:10   WEINBERGER PLEDGES  BIG ARMS SPENDING US Defence Secretary Caspar Weinberger says America will press ahead with plans for massive military spending next year. He said to cut any more from the plans would put US national security at risk. He also defended three controversial new weapons, the M1 tank, the Maverick missile and the FA-18 fighter-bomberN Earlier, President Reagan said he was "encouraged" by progress at the Geneva arms reduction talks. Andropov "would welcome summit" - 207  For details of bargain price train travel see BRITISH RAIL Index p125