When did the romans invade germany?

The first wave was that of the Vandals, Alans, Suevi and Burgundians in 406 BC who invaded Gaul. The first 3 groups then went to Spain. The Vandals moved on to Africa where they attacked Rome and other parts of the empire from there. The Burgundians settled in southeast Gaul.The Alemanni took advantage of this to invade the Alsace and Lorraine area in Gaul and Rhaetia (Switzerland). The Angles, Saxon and Jutes' invasion of Britannia is not clear as it now thought to have been a gradual wave of migrations.

The Franks expanded into Toxandria (Holland south of the river Rhine and central Beglium) in the Roman province of Belgica Prima in the 3rd century and were made allies in 358. By the late 5th century they had expanded into the rest of Belgium, the German area east of it and west of the Rhine and a strip of France near the Belgian border (Cambrai, Rheims and Metz). This area was a Frankish kingdom, but also the Roman Province of Belgica Secunda. Clovis I was king of the Franks a Roman army general for this province. In 586 Clovis defeated Syargius, leader of the Roman rump state known as the Domain of Soisson, the Romans' last foothold in northern Gaul. Rome was only left with a corner in the southeast

The Lombards invaded in Italy in 572