(FILES) In this file photo taken on February 14, 2022 a tank with mounted howitzers ("Panzerhaubitze 2000") of the German armed forces Bundeswehr drives to be loaded onto a heavy-duty transporter in the Hindenburg barracks in Munster, northern Germany. - Germany will send seven self-propelled howitzers to Ukraine, the defence ministry said on May 6, 2022, ramping up deliveries of heavy weapons to help Kyiv battle Russia's invasion. The Panzerhaubitze 2000s (armoured howitzer 2000) are from the Bundeswehr's maintenance stock and not from the pool currently in use by the army. (Photo by Gregor Fischer / AFP)

(FILES) In this file photo taken on February 14, 2022 tanks with mounted howitzers ("Panzerhaubitze 2000") of the German armed forces Bundeswehr are driven to the loading area in the Hindenburg barracks in Munster, northern Germany. - Germany will send seven self-propelled howitzers to Ukraine, the defence ministry said on May 6, 2022, ramping up deliveries of heavy weapons to help Kyiv battle Russia's invasion. The Panzerhaubitze 2000s (armoured howitzer 2000) are from the Bundeswehr's maintenance stock and not from the pool currently in use by the army. (Photo by Gregor Fischer / AFP)