Grexit? Greece again on the brink as debt crisis threatens break with EU

Country faces critical few weeks as it struggles to meet bailout conditions and pressures rise in Germany and US

In the week of Groundhog Day it seemed entirely appropriate: Greek farmers, many on tractors, have once again been blockading roads and border posts amid mounting signs that the country long at the centre of Europe's debt woes is - once again - teetering towards crisis.

Protesting farmers have been a regular feature of the social unrest that has sporadically gripped Greece. It is now more than seven years since the Greek financial crisis erupted and the debt drama has often had a deja vu quality about it.

Related: Greece has three weeks to deal with 'potentially disastrous' debt