The Social Democratic Party of Germany (, SPD; ) is a social democratic political party in Germany. It is one of the two major contemporary political parties in Germany along with the Christian Democratic Union of Germany (CDU). Saskia Esken and Norbert Walter-Borjans have been the party's leaders since the 2019 leadership election. It is the second-largest party in the Bundestag with 152 out of 709 seats, having won 20.5% of votes cast at the 2017 federal election. The SPD is a junior member of the federal government along with the &lt;a href="CDU/CSU"&gt;CDU/CSU&lt;/a&gt; which was first formed after the 2013 election and renewed in 2017. The SPD is a member of 11 of the 16 German state governments and is a leading partner in seven of them.