Complex sentence: Mikhail Gorbachev's "new thinking" abroad was made official in the Collegium in 1988, such as by setting goals for improving diplomatic relations and creating "decent, human, material and spiritual living conditions for all nations".
Split into simpler sentences: Mikhail Gorbachev's "new thinking" abroad was officialized in the Collegium in 1988. Notable goals adopted by the Collegium were improving diplomatic relations and to create "a decent, human, material and spiritual living conditions for all nations".