Complex sentence: However, the NDA governments of 1998--2004 did not pursue any of these controversial issues, and instead focused on a largely neoliberal economic policy centred on globalisation and economic growth above social welfare.
Split into simpler sentences: However, the 1998--2004 NDA government did not pursue any of these controversial issues. It instead focused on a largely neoliberal economic policy centred on globalisation and economic growth above social welfare.