Germany’s centre-right political parties have agreed to nominate Angela Merkel as their candidate to run for chancellor in the country’s election in September. <br /><br /> <br /><br /><br /><br /> A long-running feud<br /><br /> <br /><br /><br /><br /> The decision comes despite a long-running feud over how to tackle the migrant influx.<br /><br /> The Christian Social Union (CSU) has long criticised Merkel for allowing more than a million refugees into Germany over the last two years.<br /><br /> Horst Seehofer, leader of Bavaria’s Christian Social Union (CSU), sister party to Merkel’s Christian Democratic Union (CDU), has been a thorn in her side for much of the last two years, pressing for a cap on migrants that she will not support.<br /><br /> The CSU is the Bavarian sister party to Merkel’s Christian Democrats (CDU).<br /><br /> <br /><br /><br /><br /> Discussing strategy<br /><br /> <br /><br /><br /><br /> The CDU and CSU are meeting in Munich.<br /><br /> The aim is to discuss a strategy for defeating the resurgent Social Democratic Party (SPD) in September’s federal election.<br /><br /> Merkel and the CSU leader Horst Seehofer are due to present their joint election strategy.<br /><br /> <br /><br /><br /> Germany's Merkel, Seehofer emphasize unity in light SPD poll successhttps://t.co/IcspbKFkYK pic.twitter.com/OvmsKZuHDP— dwnews (@dwnews) February 6, 2017<br /> <br /><br /> <br /><br /><br /><br /> The SPD surge<br /><br /> <br /><br /><br /><br /> Observers have noted a spectacular revival in the Social Democrats’ fortunes.<br /><br /> It comes after they appointed former European Parliament president Martin Schulz as party leader a week ago.<br /><br /> They say this is forcing the conservative “Union” allies to bind together in an attempt to hold on to power.<br /><br /> <br /><br /><br /><br /> What the polls say<br /><br /> <br /><br /><br /><br /> An opinion poll published on Sunday suggests the conservative alliance’s lead over the centre-left SPD has shrunk to a multi-year low of four percent.<br /><br /> The SPD scored 29% in the poll published in the newspaper Bild am Sonntag.<br /><br /> The paper says the six-point jump is the biggest ever recorded for the party.<br /><br /> Support for the CDU/CSU bloc fell four points to 33%.<br />