Complex sentence: The New Labour governments from 1998 to 2010 under Tony Blair and Gordon brown continued with policies started in the Thatcher governments, and implemented neoliberal policies that Thatcher had been to cautious to attempt.
Split into simpler sentences: The New Labour governments from 1998 to 2010 under Tony Blair and Gordon brown continued with the policies started in the Thatcher governments. And took the agenda forward by implemented neoliberal policies that Thatcher had been to cautious to attempt.