Johnson, Inviting Battle, Prepares to Break Vow on Raising Taxes September 06, 2021 IFTTT NYT NYT > World > Europe NYTimes + Prime Minister Boris Johnson is expected to propose increasing the National Insurance tax to bolster social care services. IFTTT NYT NYT > World > Europe NYTimes Prime Minister Boris Johnson is expected to propose increasing the National Insurance tax to bolster social care services.